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Finding the Fourth Proportional to 702.39, 968.50 and 575.97

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Solution

The fourth proportional to 702.39, 968.50 and 575.97 is: 794.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    702.39 : 968.50 = 575.97 : x
  2. Step 2: Convert to fraction form
    702.39/968.50 = 575.97/x
  3. Step 3: Cross multiply
    702.39x = 968.50 × 575.97
  4. Step 4: Simplify right side
    702.39x = 557,826.95
  5. Step 5: Solve for x
    x = 557,826.95/702.39
  6. Step 6: Final answer
    x = 794.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.