Books Books In any proportion, the product of the means is equal to the product of the extremes. Elements of Plane and Solid Geometry - Page 202
by George Albert Wentworth - 1877 - 398 pages ## Strategies For Success On The Sat 2005: Mathematics Section

Lisa Muehle - Study Aids - 2004 - 239 pages
...relationship between w and x is proportional to the relationship between y and z. In any proportion, the product of the means is equal to the product of the extremes. In the proportion above, x • y = w • z. SAT PRACTICE: RATIO & PROPORTION (SIMPLE RATIOS) Of 200... ## Fundamental Concepts of Mathematics, Volume 1

Steven K. Atiyah - Education - 2005 - 703 pages
...are called the extremes. If a/b =c/d, then multiplying both sides by bd would lead to ad = be, ie, the product of the means is equal to the product of the extremes. EXAMPLE 6.29 Given a/b = c/d. (1) Multiplying both sides of (1) by bd, we have: ad = be. (2) Dividing... ## A Nurse's Guide to Dosage Calculation: Giving Medications Safely

Vicki Niblett - Medical - 2006 - 338 pages
...proportion closest to the equal sign are called the means. The parts at either end are called the extremes. The product of the means is equal to the product of the extremes. I- — means- — 4 12 chocolates: 25 candies = X chocolates: 100 candies -extremes — Means = 25... 