Finding the Third Proportional to 7,539.75 and 15,929.63
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Solution
The third proportional to 7,539.75 and 15,929.63 is: 33,655.35
Step by Step Solution
- Step 1: Write the proportion equation
7,539.75 : 15,929.63 = 15,929.63 : x - Step 2: Convert to fraction form
7,539.75/15,929.63 = 15,929.63/x - Step 3: Cross multiply
7,539.75x = 15,929.63 × 15,929.63 - Step 4: Simplify right side
7,539.75x = 253,752,952.64 - Step 5: Solve for x
x = 253,752,952.64/7,539.75 - Step 6: Final answer
x = 33,655.35
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Why These Related Problems?
These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.