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Finding the Third Proportional to 166.63 and 250.38

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Solution

The third proportional to 166.63 and 250.38 is: 376.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    166.63 : 250.38 = 250.38 : x
  2. Step 2: Convert to fraction form
    166.63/250.38 = 250.38/x
  3. Step 3: Cross multiply
    166.63x = 250.38 × 250.38
  4. Step 4: Simplify right side
    166.63x = 62,687.64
  5. Step 5: Solve for x
    x = 62,687.64/166.63
  6. Step 6: Final answer
    x = 376.22

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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.