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Finding the Third Proportional to 27,832 and 58,580

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Solution

The third proportional to 27,832 and 58,580 is: 123,297.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,832 : 58,580 = 58,580 : x
  2. Step 2: Convert to fraction form
    27,832/58,580 = 58,580/x
  3. Step 3: Cross multiply
    27,832x = 58,580 × 58,580
  4. Step 4: Simplify right side
    27,832x = 3,431,616,400
  5. Step 5: Solve for x
    x = 3,431,616,400/27,832
  6. Step 6: Final answer
    x = 123,297.51

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.