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Finding the Fourth Proportional to 425,910.44, 587,746.11 and 234,919.73

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Solution

The fourth proportional to 425,910.44, 587,746.11 and 234,919.73 is: 324,183.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,910.44 : 587,746.11 = 234,919.73 : x
  2. Step 2: Convert to fraction form
    425,910.44/587,746.11 = 234,919.73/x
  3. Step 3: Cross multiply
    425,910.44x = 587,746.11 × 234,919.73
  4. Step 4: Simplify right side
    425,910.44x = 138,073,157,469.75
  5. Step 5: Solve for x
    x = 138,073,157,469.75/425,910.44
  6. Step 6: Final answer
    x = 324,183.55

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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.