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Finding the Fourth Proportional to 468.66, 702.28 and 224.85

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Solution

The fourth proportional to 468.66, 702.28 and 224.85 is: 336.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.66 : 702.28 = 224.85 : x
  2. Step 2: Convert to fraction form
    468.66/702.28 = 224.85/x
  3. Step 3: Cross multiply
    468.66x = 702.28 × 224.85
  4. Step 4: Simplify right side
    468.66x = 157,910.57
  5. Step 5: Solve for x
    x = 157,910.57/468.66
  6. Step 6: Final answer
    x = 336.94

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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.