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Finding the Fourth Proportional to 252.37, 348.15 and 173.69

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Solution

The fourth proportional to 252.37, 348.15 and 173.69 is: 239.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    252.37 : 348.15 = 173.69 : x
  2. Step 2: Convert to fraction form
    252.37/348.15 = 173.69/x
  3. Step 3: Cross multiply
    252.37x = 348.15 × 173.69
  4. Step 4: Simplify right side
    252.37x = 60,471.37
  5. Step 5: Solve for x
    x = 60,471.37/252.37
  6. Step 6: Final answer
    x = 239.62

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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.