Finding the Third Proportional to 721,337 and 1,125,677
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Solution
The third proportional to 721,337 and 1,125,677 is: 1,756,666.73
Step by Step Solution
- Step 1: Write the proportion equation
721,337 : 1,125,677 = 1,125,677 : x - Step 2: Convert to fraction form
721,337/1,125,677 = 1,125,677/x - Step 3: Cross multiply
721,337x = 1,125,677 × 1,125,677 - Step 4: Simplify right side
721,337x = 1,267,148,708,329 - Step 5: Solve for x
x = 1,267,148,708,329/721,337 - Step 6: Final answer
x = 1,756,666.73
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Why These Related Problems?
These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.