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Finding the Fourth Proportional to 240.44, 360.32 and 179.42

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Solution

The fourth proportional to 240.44, 360.32 and 179.42 is: 268.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.44 : 360.32 = 179.42 : x
  2. Step 2: Convert to fraction form
    240.44/360.32 = 179.42/x
  3. Step 3: Cross multiply
    240.44x = 360.32 × 179.42
  4. Step 4: Simplify right side
    240.44x = 64,645.92
  5. Step 5: Solve for x
    x = 64,645.92/240.44
  6. Step 6: Final answer
    x = 268.87

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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.