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Finding the Third Proportional to 26,218 and 56,868

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Solution

The third proportional to 26,218 and 56,868 is: 123,349.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,218 : 56,868 = 56,868 : x
  2. Step 2: Convert to fraction form
    26,218/56,868 = 56,868/x
  3. Step 3: Cross multiply
    26,218x = 56,868 × 56,868
  4. Step 4: Simplify right side
    26,218x = 3,233,969,424
  5. Step 5: Solve for x
    x = 3,233,969,424/26,218
  6. Step 6: Final answer
    x = 123,349.20

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.