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Finding the Fourth Proportional to 468.80, 702.99 and 176.29

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Solution

The fourth proportional to 468.80, 702.99 and 176.29 is: 264.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.80 : 702.99 = 176.29 : x
  2. Step 2: Convert to fraction form
    468.80/702.99 = 176.29/x
  3. Step 3: Cross multiply
    468.80x = 702.99 × 176.29
  4. Step 4: Simplify right side
    468.80x = 123,928.35
  5. Step 5: Solve for x
    x = 123,928.35/468.80
  6. Step 6: Final answer
    x = 264.36

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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.