| George G. Carey - Arithmetic - 1818 - 574 pages
...means. Hence results the following rule for finding a fourth proportional to three given numbers. BULE. **Multiply the second and third terms together, and divide the product by the first,** and the quotient is the answer, or fourth proportional. EXAMPLE I. Required a fourth proportional to... | |
| Robert Patterson - Arithmetic - 1819 - 156 pages
...we have the equation ad = be, and this divided by a, will give d = —. In words — multiply the a **second and third terms together, and divide the product by the first,** and the quotient will be the fourth, or term required. II. IN ALLIGATION ALTERNATE. Let a, A, = the... | |
| Jacob Willetts - Arithmetic - 1822 - 191 pages
...DIRECT PROPORTION. RULE. Prepare the given terms, if necessary, and state them as ia whole numbers : **multiply the second and third terms together, and divide the product by the first** : Or, Invert the first term and multiply the three together, as in Multiplication. EXAMPLES. i . If... | |
| William Jillard Hort - 1822 - 308 pages
...denomination, and bring the second into the lowest term mentioned. Multiply the second and third numbers **together, and divide the product by the first. The quotient will be the** answer, of the same denomination as the second term. VOL. I. K Example. — If 2lb. of sugar cost 19£d.... | |
| Zachariah Jess - Arithmetic - 1824 - 224 pages
...dols. ' A " 5 ' 3 : 6 :: 9 : 1 8 more requiring more I 20 : 40 :: 3 : 10 less requiring less RULE. **Multiply the second and third terms together, and...quotient will be the fourth term, or answer ; in the same** name with the second. PROOF. Invert the question, beginning with the answer ; and the result will be... | |
| Stephen Pike - Arithmetic - 1824 - 212 pages
...THREE, IN VULGAR FRACTIONS. Prepare the given terms, if necessary, and state them as in whole numbers ; **multiply the second and third terms together, and divide the product by the first.** Or, Invert the dividing term, and multiply the three terms together, as in Multiplication. EXAMPLES.... | |
| Thomas Tucker Smiley - Arithmetic - 1825 - 198 pages
...second terms to the same denomination, and to the lowest denomination mentioned in either oi them. 3. **Multiply the second and third terms together, and divide the product by the first** term; the result will be-tbe fourth term OF answer in the same denomination to which the third term... | |
| Zadock Thompson - Arithmetic - 1826 - 164 pages
...the same kind, the first term, and that which is of the same kind as the answer, the second term. 2.f **Multiply the second and third terms together, and...the product by the first, the quotient will be the** answer. EXAMPLE. — If 8lb. of sugar cost $1.00, what will 401b-. of sugar cost? "** " «: 1.00::... | |
| Poplar House Academy - 1826 - 100 pages
...necessary, to the same denomination, and the third to the lowest denomination mentioned in it. Then, **multiply the second and third terms together, and divide the product by the first,** and the quotient will be the answer, in the same denomination that the third term was reduced to ;... | |
| Nicolas Pike, Dudley Leavitt - Arithmetic - 1826 - 214 pages
...kind, the first term ; and that which is of the same name or kind with the answer, the second term. 2. **Multiply the second and third terms together, and divide the product by the first** term, and the quotient will be the fourth term, or answer. The notes under the general rule are applicable... | |
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