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Finding the Third Proportional to 22.31 and 29.44

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Solution

The third proportional to 22.31 and 29.44 is: 38.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22.31 : 29.44 = 29.44 : x
  2. Step 2: Convert to fraction form
    22.31/29.44 = 29.44/x
  3. Step 3: Cross multiply
    22.31x = 29.44 × 29.44
  4. Step 4: Simplify right side
    22.31x = 866.57
  5. Step 5: Solve for x
    x = 866.57/22.31
  6. Step 6: Final answer
    x = 38.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.