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Finding the Third Proportional to 136.88 and 362.44

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Solution

The third proportional to 136.88 and 362.44 is: 959.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    136.88 : 362.44 = 362.44 : x
  2. Step 2: Convert to fraction form
    136.88/362.44 = 362.44/x
  3. Step 3: Cross multiply
    136.88x = 362.44 × 362.44
  4. Step 4: Simplify right side
    136.88x = 131,360.94
  5. Step 5: Solve for x
    x = 131,360.94/136.88
  6. Step 6: Final answer
    x = 959.71

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Why These Related Problems?

These problems maintain the same ratio (2.65) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.