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Finding the Fourth Proportional to 468.26, 702.07 and 159.96

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Solution

The fourth proportional to 468.26, 702.07 and 159.96 is: 239.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.26 : 702.07 = 159.96 : x
  2. Step 2: Convert to fraction form
    468.26/702.07 = 159.96/x
  3. Step 3: Cross multiply
    468.26x = 702.07 × 159.96
  4. Step 4: Simplify right side
    468.26x = 112,303.12
  5. Step 5: Solve for x
    x = 112,303.12/468.26
  6. Step 6: Final answer
    x = 239.83

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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.