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Finding the Third Proportional to 23.44 and 31.31

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Solution

The third proportional to 23.44 and 31.31 is: 41.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23.44 : 31.31 = 31.31 : x
  2. Step 2: Convert to fraction form
    23.44/31.31 = 31.31/x
  3. Step 3: Cross multiply
    23.44x = 31.31 × 31.31
  4. Step 4: Simplify right side
    23.44x = 980.47
  5. Step 5: Solve for x
    x = 980.47/23.44
  6. Step 6: Final answer
    x = 41.83

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.