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Finding the Fourth Proportional to 372.67, 558.92 and 236.59

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Solution

The fourth proportional to 372.67, 558.92 and 236.59 is: 354.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    372.67 : 558.92 = 236.59 : x
  2. Step 2: Convert to fraction form
    372.67/558.92 = 236.59/x
  3. Step 3: Cross multiply
    372.67x = 558.92 × 236.59
  4. Step 4: Simplify right side
    372.67x = 132,234.08
  5. Step 5: Solve for x
    x = 132,234.08/372.67
  6. Step 6: Final answer
    x = 354.83

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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.