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Finding the Third Proportional to 5,058 and 11,115

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Solution

The third proportional to 5,058 and 11,115 is: 24,425.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,058 : 11,115 = 11,115 : x
  2. Step 2: Convert to fraction form
    5,058/11,115 = 11,115/x
  3. Step 3: Cross multiply
    5,058x = 11,115 × 11,115
  4. Step 4: Simplify right side
    5,058x = 123,543,225
  5. Step 5: Solve for x
    x = 123,543,225/5,058
  6. Step 6: Final answer
    x = 24,425.31

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.