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Finding the Fourth Proportional to 308.03, 462.04 and 179.69

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Solution

The fourth proportional to 308.03, 462.04 and 179.69 is: 269.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    308.03 : 462.04 = 179.69 : x
  2. Step 2: Convert to fraction form
    308.03/462.04 = 179.69/x
  3. Step 3: Cross multiply
    308.03x = 462.04 × 179.69
  4. Step 4: Simplify right side
    308.03x = 83,023.26
  5. Step 5: Solve for x
    x = 83,023.26/308.03
  6. Step 6: Final answer
    x = 269.53

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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.