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Finding the Fourth Proportional to 584,318.61, 876,755.49 and 404,680.48

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Solution

The fourth proportional to 584,318.61, 876,755.49 and 404,680.48 is: 607,212.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,318.61 : 876,755.49 = 404,680.48 : x
  2. Step 2: Convert to fraction form
    584,318.61/876,755.49 = 404,680.48/x
  3. Step 3: Cross multiply
    584,318.61x = 876,755.49 × 404,680.48
  4. Step 4: Simplify right side
    584,318.61x = 354,805,836,034.47
  5. Step 5: Solve for x
    x = 354,805,836,034.47/584,318.61
  6. Step 6: Final answer
    x = 607,212.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.