Home / 624,410.12-861,688.50-337,930.04

Finding the Fourth Proportional to 624,410.12, 861,688.50 and 337,930.04

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Solution

The fourth proportional to 624,410.12, 861,688.50 and 337,930.04 is: 466,344.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,410.12 : 861,688.50 = 337,930.04 : x
  2. Step 2: Convert to fraction form
    624,410.12/861,688.50 = 337,930.04/x
  3. Step 3: Cross multiply
    624,410.12x = 861,688.50 × 337,930.04
  4. Step 4: Simplify right side
    624,410.12x = 291,190,429,272.54
  5. Step 5: Solve for x
    x = 291,190,429,272.54/624,410.12
  6. Step 6: Final answer
    x = 466,344.83

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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.