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Finding the Fourth Proportional to 425,480.22, 587,151.18 and 234,493.56

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Solution

The fourth proportional to 425,480.22, 587,151.18 and 234,493.56 is: 323,594.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,480.22 : 587,151.18 = 234,493.56 : x
  2. Step 2: Convert to fraction form
    425,480.22/587,151.18 = 234,493.56/x
  3. Step 3: Cross multiply
    425,480.22x = 587,151.18 × 234,493.56
  4. Step 4: Simplify right side
    425,480.22x = 137,683,170,456.40
  5. Step 5: Solve for x
    x = 137,683,170,456.40/425,480.22
  6. Step 6: Final answer
    x = 323,594.76

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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.