Finding the Third Proportional to 7,708 and 16,630
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Solution
The third proportional to 7,708 and 16,630 is: 35,879.20
Step by Step Solution
- Step 1: Write the proportion equation
7,708 : 16,630 = 16,630 : x - Step 2: Convert to fraction form
7,708/16,630 = 16,630/x - Step 3: Cross multiply
7,708x = 16,630 × 16,630 - Step 4: Simplify right side
7,708x = 276,556,900 - Step 5: Solve for x
x = 276,556,900/7,708 - Step 6: Final answer
x = 35,879.20
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.