Home / 624,318.12-861,561.32-337,838.20

Finding the Fourth Proportional to 624,318.12, 861,561.32 and 337,838.20

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Solution

The fourth proportional to 624,318.12, 861,561.32 and 337,838.20 is: 466,217.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,318.12 : 861,561.32 = 337,838.20 : x
  2. Step 2: Convert to fraction form
    624,318.12/861,561.32 = 337,838.20/x
  3. Step 3: Cross multiply
    624,318.12x = 861,561.32 × 337,838.20
  4. Step 4: Simplify right side
    624,318.12x = 291,068,325,538.42
  5. Step 5: Solve for x
    x = 291,068,325,538.42/624,318.12
  6. Step 6: Final answer
    x = 466,217.97

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1.5x scale

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.