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Finding the Third Proportional to 11.81 and 26.44

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Solution

The third proportional to 11.81 and 26.44 is: 59.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11.81 : 26.44 = 26.44 : x
  2. Step 2: Convert to fraction form
    11.81/26.44 = 26.44/x
  3. Step 3: Cross multiply
    11.81x = 26.44 × 26.44
  4. Step 4: Simplify right side
    11.81x = 698.94
  5. Step 5: Solve for x
    x = 698.94/11.81
  6. Step 6: Final answer
    x = 59.17

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Why These Related Problems?

These problems maintain the same ratio (2.24) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.