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Finding the Fourth Proportional to 624,353.46, 861,609.95 and 337,873.47

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Solution

The fourth proportional to 624,353.46, 861,609.95 and 337,873.47 is: 466,266.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,353.46 : 861,609.95 = 337,873.47 : x
  2. Step 2: Convert to fraction form
    624,353.46/861,609.95 = 337,873.47/x
  3. Step 3: Cross multiply
    624,353.46x = 861,609.95 × 337,873.47
  4. Step 4: Simplify right side
    624,353.46x = 291,115,143,593.03
  5. Step 5: Solve for x
    x = 291,115,143,593.03/624,353.46
  6. Step 6: Final answer
    x = 466,266.57

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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.