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Finding the Fourth Proportional to 624,344.66, 861,595.61 and 337,864.74

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Solution

The fourth proportional to 624,344.66, 861,595.61 and 337,864.74 is: 466,253.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,344.66 : 861,595.61 = 337,864.74 : x
  2. Step 2: Convert to fraction form
    624,344.66/861,595.61 = 337,864.74/x
  3. Step 3: Cross multiply
    624,344.66x = 861,595.61 × 337,864.74
  4. Step 4: Simplify right side
    624,344.66x = 291,102,776,757.79
  5. Step 5: Solve for x
    x = 291,102,776,757.79/624,344.66
  6. Step 6: Final answer
    x = 466,253.33

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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.