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Finding the Third Proportional to 27,057 and 58,974

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Solution

The third proportional to 27,057 and 58,974 is: 128,540.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,057 : 58,974 = 58,974 : x
  2. Step 2: Convert to fraction form
    27,057/58,974 = 58,974/x
  3. Step 3: Cross multiply
    27,057x = 58,974 × 58,974
  4. Step 4: Simplify right side
    27,057x = 3,477,932,676
  5. Step 5: Solve for x
    x = 3,477,932,676/27,057
  6. Step 6: Final answer
    x = 128,540.96

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.