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Finding the Third Proportional to 26,278 and 39,225

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Solution

The third proportional to 26,278 and 39,225 is: 58,550.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,278 : 39,225 = 39,225 : x
  2. Step 2: Convert to fraction form
    26,278/39,225 = 39,225/x
  3. Step 3: Cross multiply
    26,278x = 39,225 × 39,225
  4. Step 4: Simplify right side
    26,278x = 1,538,600,625
  5. Step 5: Solve for x
    x = 1,538,600,625/26,278
  6. Step 6: Final answer
    x = 58,550.90

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.