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Finding the Fourth Proportional to 296.98, 445.17 and 167.04

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Solution

The fourth proportional to 296.98, 445.17 and 167.04 is: 250.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    296.98 : 445.17 = 167.04 : x
  2. Step 2: Convert to fraction form
    296.98/445.17 = 167.04/x
  3. Step 3: Cross multiply
    296.98x = 445.17 × 167.04
  4. Step 4: Simplify right side
    296.98x = 74,358.97
  5. Step 5: Solve for x
    x = 74,358.97/296.98
  6. Step 6: Final answer
    x = 250.39

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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.