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Finding the Fourth Proportional to 468.13, 702.27 and 179.56

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Solution

The fourth proportional to 468.13, 702.27 and 179.56 is: 269.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.13 : 702.27 = 179.56 : x
  2. Step 2: Convert to fraction form
    468.13/702.27 = 179.56/x
  3. Step 3: Cross multiply
    468.13x = 702.27 × 179.56
  4. Step 4: Simplify right side
    468.13x = 126,099.60
  5. Step 5: Solve for x
    x = 126,099.60/468.13
  6. Step 6: Final answer
    x = 269.37

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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.