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Finding the Fourth Proportional to 232.12, 348.18 and 171.37

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Solution

The fourth proportional to 232.12, 348.18 and 171.37 is: 257.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.12 : 348.18 = 171.37 : x
  2. Step 2: Convert to fraction form
    232.12/348.18 = 171.37/x
  3. Step 3: Cross multiply
    232.12x = 348.18 × 171.37
  4. Step 4: Simplify right side
    232.12x = 59,667.61
  5. Step 5: Solve for x
    x = 59,667.61/232.12
  6. Step 6: Final answer
    x = 257.06

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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.