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Finding the Fourth Proportional to 624,343.66, 861,594.23 and 337,863.74

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Solution

The fourth proportional to 624,343.66, 861,594.23 and 337,863.74 is: 466,251.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,343.66 : 861,594.23 = 337,863.74 : x
  2. Step 2: Convert to fraction form
    624,343.66/861,594.23 = 337,863.74/x
  3. Step 3: Cross multiply
    624,343.66x = 861,594.23 × 337,863.74
  4. Step 4: Simplify right side
    624,343.66x = 291,101,453,571.90
  5. Step 5: Solve for x
    x = 291,101,453,571.90/624,343.66
  6. Step 6: Final answer
    x = 466,251.96

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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.