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Finding the Fourth Proportional to 468.26, 702.58 and 179.62

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Solution

The fourth proportional to 468.26, 702.58 and 179.62 is: 269.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.26 : 702.58 = 179.62 : x
  2. Step 2: Convert to fraction form
    468.26/702.58 = 179.62/x
  3. Step 3: Cross multiply
    468.26x = 702.58 × 179.62
  4. Step 4: Simplify right side
    468.26x = 126,197.42
  5. Step 5: Solve for x
    x = 126,197.42/468.26
  6. Step 6: Final answer
    x = 269.50

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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.