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Finding the Fourth Proportional to 372.52, 514.25 and 232.98

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Solution

The fourth proportional to 372.52, 514.25 and 232.98 is: 321.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    372.52 : 514.25 = 232.98 : x
  2. Step 2: Convert to fraction form
    372.52/514.25 = 232.98/x
  3. Step 3: Cross multiply
    372.52x = 514.25 × 232.98
  4. Step 4: Simplify right side
    372.52x = 119,807.75
  5. Step 5: Solve for x
    x = 119,807.75/372.52
  6. Step 6: Final answer
    x = 321.62

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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.