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Finding the Fourth Proportional to 296.38, 409.01 and 179.88

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Solution

The fourth proportional to 296.38, 409.01 and 179.88 is: 248.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    296.38 : 409.01 = 179.88 : x
  2. Step 2: Convert to fraction form
    296.38/409.01 = 179.88/x
  3. Step 3: Cross multiply
    296.38x = 409.01 × 179.88
  4. Step 4: Simplify right side
    296.38x = 73,572.72
  5. Step 5: Solve for x
    x = 73,572.72/296.38
  6. Step 6: Final answer
    x = 248.24

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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.