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Finding the Fourth Proportional to 574,217.46, 860,691.78 and 237,072.24

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Solution

The fourth proportional to 574,217.46, 860,691.78 and 237,072.24 is: 355,346.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,217.46 : 860,691.78 = 237,072.24 : x
  2. Step 2: Convert to fraction form
    574,217.46/860,691.78 = 237,072.24/x
  3. Step 3: Cross multiply
    574,217.46x = 860,691.78 × 237,072.24
  4. Step 4: Simplify right side
    574,217.46x = 204,046,128,234.19
  5. Step 5: Solve for x
    x = 204,046,128,234.19/574,217.46
  6. Step 6: Final answer
    x = 355,346.44

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Double scale
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Similar ratio
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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.