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Finding the Third Proportional to 35,067 and 77,517

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Solution

The third proportional to 35,067 and 77,517 is: 171,354.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,067 : 77,517 = 77,517 : x
  2. Step 2: Convert to fraction form
    35,067/77,517 = 77,517/x
  3. Step 3: Cross multiply
    35,067x = 77,517 × 77,517
  4. Step 4: Simplify right side
    35,067x = 6,008,885,289
  5. Step 5: Solve for x
    x = 6,008,885,289/35,067
  6. Step 6: Final answer
    x = 171,354.42

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.