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Finding the Fourth Proportional to 240.86, 362.10 and 132.86

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Solution

The fourth proportional to 240.86, 362.10 and 132.86 is: 199.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.86 : 362.10 = 132.86 : x
  2. Step 2: Convert to fraction form
    240.86/362.10 = 132.86/x
  3. Step 3: Cross multiply
    240.86x = 362.10 × 132.86
  4. Step 4: Simplify right side
    240.86x = 48,108.61
  5. Step 5: Solve for x
    x = 48,108.61/240.86
  6. Step 6: Final answer
    x = 199.74

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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.