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Finding the Fourth Proportional to 624,082.14, 861,230.76 and 337,601.52

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Solution

The fourth proportional to 624,082.14, 861,230.76 and 337,601.52 is: 465,888.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,082.14 : 861,230.76 = 337,601.52 : x
  2. Step 2: Convert to fraction form
    624,082.14/861,230.76 = 337,601.52/x
  3. Step 3: Cross multiply
    624,082.14x = 861,230.76 × 337,601.52
  4. Step 4: Simplify right side
    624,082.14x = 290,752,813,646.76
  5. Step 5: Solve for x
    x = 290,752,813,646.76/624,082.14
  6. Step 6: Final answer
    x = 465,888.69

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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.