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Finding the Third Proportional to 26.63 and 63.75

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Solution

The third proportional to 26.63 and 63.75 is: 152.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26.63 : 63.75 = 63.75 : x
  2. Step 2: Convert to fraction form
    26.63/63.75 = 63.75/x
  3. Step 3: Cross multiply
    26.63x = 63.75 × 63.75
  4. Step 4: Simplify right side
    26.63x = 4,064.06
  5. Step 5: Solve for x
    x = 4,064.06/26.63
  6. Step 6: Final answer
    x = 152.64

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Why These Related Problems?

These problems maintain the same ratio (2.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.