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Finding the Third Proportional to 12.06 and 26.75

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Solution

The third proportional to 12.06 and 26.75 is: 59.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12.06 : 26.75 = 26.75 : x
  2. Step 2: Convert to fraction form
    12.06/26.75 = 26.75/x
  3. Step 3: Cross multiply
    12.06x = 26.75 × 26.75
  4. Step 4: Simplify right side
    12.06x = 715.56
  5. Step 5: Solve for x
    x = 715.56/12.06
  6. Step 6: Final answer
    x = 59.32

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.