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Finding the Fourth Proportional to 568,961.92, 785,190 and 327,244.20

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Solution

The fourth proportional to 568,961.92, 785,190 and 327,244.20 is: 451,609.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,961.92 : 785,190 = 327,244.20 : x
  2. Step 2: Convert to fraction form
    568,961.92/785,190 = 327,244.20/x
  3. Step 3: Cross multiply
    568,961.92x = 785,190 × 327,244.20
  4. Step 4: Simplify right side
    568,961.92x = 256,948,873,398
  5. Step 5: Solve for x
    x = 256,948,873,398/568,961.92
  6. Step 6: Final answer
    x = 451,609.97

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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.