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Finding the Fourth Proportional to 230,423.73, 345,560.88 and 88,261.44

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Solution

The fourth proportional to 230,423.73, 345,560.88 and 88,261.44 is: 132,363.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,423.73 : 345,560.88 = 88,261.44 : x
  2. Step 2: Convert to fraction form
    230,423.73/345,560.88 = 88,261.44/x
  3. Step 3: Cross multiply
    230,423.73x = 345,560.88 × 88,261.44
  4. Step 4: Simplify right side
    230,423.73x = 30,499,700,876.47
  5. Step 5: Solve for x
    x = 30,499,700,876.47/230,423.73
  6. Step 6: Final answer
    x = 132,363.54

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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.