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Finding the Third Proportional to 24,980 and 38,408

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Solution

The third proportional to 24,980 and 38,408 is: 59,054.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,980 : 38,408 = 38,408 : x
  2. Step 2: Convert to fraction form
    24,980/38,408 = 38,408/x
  3. Step 3: Cross multiply
    24,980x = 38,408 × 38,408
  4. Step 4: Simplify right side
    24,980x = 1,475,174,464
  5. Step 5: Solve for x
    x = 1,475,174,464/24,980
  6. Step 6: Final answer
    x = 59,054.22

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.