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Finding the Third Proportional to 179.30 and 252.28

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Solution

The third proportional to 179.30 and 252.28 is: 354.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.30 : 252.28 = 252.28 : x
  2. Step 2: Convert to fraction form
    179.30/252.28 = 252.28/x
  3. Step 3: Cross multiply
    179.30x = 252.28 × 252.28
  4. Step 4: Simplify right side
    179.30x = 63,645.83
  5. Step 5: Solve for x
    x = 63,645.83/179.30
  6. Step 6: Final answer
    x = 354.97

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.