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Finding the Third Proportional to 26,439.75 and 40,959.38

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Solution

The third proportional to 26,439.75 and 40,959.38 is: 63,452.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,439.75 : 40,959.38 = 40,959.38 : x
  2. Step 2: Convert to fraction form
    26,439.75/40,959.38 = 40,959.38/x
  3. Step 3: Cross multiply
    26,439.75x = 40,959.38 × 40,959.38
  4. Step 4: Simplify right side
    26,439.75x = 1,677,670,400.39
  5. Step 5: Solve for x
    x = 1,677,670,400.39/26,439.75
  6. Step 6: Final answer
    x = 63,452.58

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.