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Finding the Fourth Proportional to 431,158.33, 595,016.90 and 240,171.85

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Solution

The fourth proportional to 431,158.33, 595,016.90 and 240,171.85 is: 331,447.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,158.33 : 595,016.90 = 240,171.85 : x
  2. Step 2: Convert to fraction form
    431,158.33/595,016.90 = 240,171.85/x
  3. Step 3: Cross multiply
    431,158.33x = 595,016.90 × 240,171.85
  4. Step 4: Simplify right side
    431,158.33x = 142,906,309,654.27
  5. Step 5: Solve for x
    x = 142,906,309,654.27/431,158.33
  6. Step 6: Final answer
    x = 331,447.41

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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.