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Finding the Fourth Proportional to 474.88, 702.52 and 474.88

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Solution

The fourth proportional to 474.88, 702.52 and 474.88 is: 702.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    474.88 : 702.52 = 474.88 : x
  2. Step 2: Convert to fraction form
    474.88/702.52 = 474.88/x
  3. Step 3: Cross multiply
    474.88x = 702.52 × 474.88
  4. Step 4: Simplify right side
    474.88x = 333,612.70
  5. Step 5: Solve for x
    x = 333,612.70/474.88
  6. Step 6: Final answer
    x = 702.52

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.