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Finding the Fourth Proportional to 424,652.92, 586,003.44 and 231,061.43

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Solution

The fourth proportional to 424,652.92, 586,003.44 and 231,061.43 is: 318,855.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,652.92 : 586,003.44 = 231,061.43 : x
  2. Step 2: Convert to fraction form
    424,652.92/586,003.44 = 231,061.43/x
  3. Step 3: Cross multiply
    424,652.92x = 586,003.44 × 231,061.43
  4. Step 4: Simplify right side
    424,652.92x = 135,402,794,296.33
  5. Step 5: Solve for x
    x = 135,402,794,296.33/424,652.92
  6. Step 6: Final answer
    x = 318,855.21

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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.