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Finding the Third Proportional to 26.26 and 54.63

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Solution

The third proportional to 26.26 and 54.63 is: 113.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26.26 : 54.63 = 54.63 : x
  2. Step 2: Convert to fraction form
    26.26/54.63 = 54.63/x
  3. Step 3: Cross multiply
    26.26x = 54.63 × 54.63
  4. Step 4: Simplify right side
    26.26x = 2,984.74
  5. Step 5: Solve for x
    x = 2,984.74/26.26
  6. Step 6: Final answer
    x = 113.65

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.