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Finding the Third Proportional to 166.38 and 224.25

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Solution

The third proportional to 166.38 and 224.25 is: 302.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    166.38 : 224.25 = 224.25 : x
  2. Step 2: Convert to fraction form
    166.38/224.25 = 224.25/x
  3. Step 3: Cross multiply
    166.38x = 224.25 × 224.25
  4. Step 4: Simplify right side
    166.38x = 50,288.06
  5. Step 5: Solve for x
    x = 50,288.06/166.38
  6. Step 6: Final answer
    x = 302.26

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.