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Finding the Fourth Proportional to 252.03, 347.92 and 169.19

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Solution

The fourth proportional to 252.03, 347.92 and 169.19 is: 233.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    252.03 : 347.92 = 169.19 : x
  2. Step 2: Convert to fraction form
    252.03/347.92 = 169.19/x
  3. Step 3: Cross multiply
    252.03x = 347.92 × 169.19
  4. Step 4: Simplify right side
    252.03x = 58,863.74
  5. Step 5: Solve for x
    x = 58,863.74/252.03
  6. Step 6: Final answer
    x = 233.56

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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.