Home / 624,371.10-861,632.13-337,891.19

Finding the Fourth Proportional to 624,371.10, 861,632.13 and 337,891.19

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Solution

The fourth proportional to 624,371.10, 861,632.13 and 337,891.19 is: 466,289.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,371.10 : 861,632.13 = 337,891.19 : x
  2. Step 2: Convert to fraction form
    624,371.10/861,632.13 = 337,891.19/x
  3. Step 3: Cross multiply
    624,371.10x = 861,632.13 × 337,891.19
  4. Step 4: Simplify right side
    624,371.10x = 291,137,905,747.94
  5. Step 5: Solve for x
    x = 291,137,905,747.94/624,371.10
  6. Step 6: Final answer
    x = 466,289.85

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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.