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Finding the Third Proportional to 20,179 and 46,891

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Solution

The third proportional to 20,179 and 46,891 is: 108,963.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,179 : 46,891 = 46,891 : x
  2. Step 2: Convert to fraction form
    20,179/46,891 = 46,891/x
  3. Step 3: Cross multiply
    20,179x = 46,891 × 46,891
  4. Step 4: Simplify right side
    20,179x = 2,198,765,881
  5. Step 5: Solve for x
    x = 2,198,765,881/20,179
  6. Step 6: Final answer
    x = 108,963.07

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.