Finding the Fourth Proportional to 516,808.18, 713,414.01 and 484,524.82
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Solution
The fourth proportional to 516,808.18, 713,414.01 and 484,524.82 is: 668,849.31
Step by Step Solution
- Step 1: Write the proportion equation
516,808.18 : 713,414.01 = 484,524.82 : x - Step 2: Convert to fraction form
516,808.18/713,414.01 = 484,524.82/x - Step 3: Cross multiply
516,808.18x = 713,414.01 × 484,524.82 - Step 4: Simplify right side
516,808.18x = 345,666,794,780.73 - Step 5: Solve for x
x = 345,666,794,780.73/516,808.18 - Step 6: Final answer
x = 668,849.31
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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.