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Finding the Fourth Proportional to 468.91, 702.59 and 160.59

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Solution

The fourth proportional to 468.91, 702.59 and 160.59 is: 240.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.91 : 702.59 = 160.59 : x
  2. Step 2: Convert to fraction form
    468.91/702.59 = 160.59/x
  3. Step 3: Cross multiply
    468.91x = 702.59 × 160.59
  4. Step 4: Simplify right side
    468.91x = 112,830.90
  5. Step 5: Solve for x
    x = 112,830.90/468.91
  6. Step 6: Final answer
    x = 240.62

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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.