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Finding the Third Proportional to 179.72 and 366.75

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Solution

The third proportional to 179.72 and 366.75 is: 748.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.72 : 366.75 = 366.75 : x
  2. Step 2: Convert to fraction form
    179.72/366.75 = 366.75/x
  3. Step 3: Cross multiply
    179.72x = 366.75 × 366.75
  4. Step 4: Simplify right side
    179.72x = 134,505.56
  5. Step 5: Solve for x
    x = 134,505.56/179.72
  6. Step 6: Final answer
    x = 748.42

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.