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Finding the Fourth Proportional to 240.28, 359.98 and 167.16

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Solution

The fourth proportional to 240.28, 359.98 and 167.16 is: 250.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.28 : 359.98 = 167.16 : x
  2. Step 2: Convert to fraction form
    240.28/359.98 = 167.16/x
  3. Step 3: Cross multiply
    240.28x = 359.98 × 167.16
  4. Step 4: Simplify right side
    240.28x = 60,174.26
  5. Step 5: Solve for x
    x = 60,174.26/240.28
  6. Step 6: Final answer
    x = 250.43

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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.