Finding the Fourth Proportional to 763,057.97, 1,053,024.10 and 476,744.13
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Solution
The fourth proportional to 763,057.97, 1,053,024.10 and 476,744.13 is: 657,909.46
Step by Step Solution
- Step 1: Write the proportion equation
763,057.97 : 1,053,024.10 = 476,744.13 : x - Step 2: Convert to fraction form
763,057.97/1,053,024.10 = 476,744.13/x - Step 3: Cross multiply
763,057.97x = 1,053,024.10 × 476,744.13 - Step 4: Simplify right side
763,057.97x = 502,023,057,231.67 - Step 5: Solve for x
x = 502,023,057,231.67/763,057.97 - Step 6: Final answer
x = 657,909.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.