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Finding the Fourth Proportional to 247.60, 370.52 and 160.88

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Solution

The fourth proportional to 247.60, 370.52 and 160.88 is: 240.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    247.60 : 370.52 = 160.88 : x
  2. Step 2: Convert to fraction form
    247.60/370.52 = 160.88/x
  3. Step 3: Cross multiply
    247.60x = 370.52 × 160.88
  4. Step 4: Simplify right side
    247.60x = 59,609.26
  5. Step 5: Solve for x
    x = 59,609.26/247.60
  6. Step 6: Final answer
    x = 240.75

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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.