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Finding the Fourth Proportional to 468.07, 702.11 and 179.51

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Solution

The fourth proportional to 468.07, 702.11 and 179.51 is: 269.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.07 : 702.11 = 179.51 : x
  2. Step 2: Convert to fraction form
    468.07/702.11 = 179.51/x
  3. Step 3: Cross multiply
    468.07x = 702.11 × 179.51
  4. Step 4: Simplify right side
    468.07x = 126,032.70
  5. Step 5: Solve for x
    x = 126,032.70/468.07
  6. Step 6: Final answer
    x = 269.26

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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.