Finding the Fourth Proportional to 704,836.18, 972,681.01 and 382,549.14
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Solution
The fourth proportional to 704,836.18, 972,681.01 and 382,549.14 is: 527,921.66
Step by Step Solution
- Step 1: Write the proportion equation
704,836.18 : 972,681.01 = 382,549.14 : x - Step 2: Convert to fraction form
704,836.18/972,681.01 = 382,549.14/x - Step 3: Cross multiply
704,836.18x = 972,681.01 × 382,549.14 - Step 4: Simplify right side
704,836.18x = 372,098,283,869.83 - Step 5: Solve for x
x = 372,098,283,869.83/704,836.18 - Step 6: Final answer
x = 527,921.66
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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.