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Finding the Third Proportional to 26,288 and 38,408

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Solution

The third proportional to 26,288 and 38,408 is: 56,115.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,288 : 38,408 = 38,408 : x
  2. Step 2: Convert to fraction form
    26,288/38,408 = 38,408/x
  3. Step 3: Cross multiply
    26,288x = 38,408 × 38,408
  4. Step 4: Simplify right side
    26,288x = 1,475,174,464
  5. Step 5: Solve for x
    x = 1,475,174,464/26,288
  6. Step 6: Final answer
    x = 56,115.89

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.