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Finding the Fourth Proportional to 396,451.57, 594,672.02 and 96,934.73

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Solution

The fourth proportional to 396,451.57, 594,672.02 and 96,934.73 is: 145,400.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,451.57 : 594,672.02 = 96,934.73 : x
  2. Step 2: Convert to fraction form
    396,451.57/594,672.02 = 96,934.73/x
  3. Step 3: Cross multiply
    396,451.57x = 594,672.02 × 96,934.73
  4. Step 4: Simplify right side
    396,451.57x = 57,644,368,723.89
  5. Step 5: Solve for x
    x = 57,644,368,723.89/396,451.57
  6. Step 6: Final answer
    x = 145,400.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.