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Finding the Third Proportional to 18,940 and 41,573

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Solution

The third proportional to 18,940 and 41,573 is: 91,252.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,940 : 41,573 = 41,573 : x
  2. Step 2: Convert to fraction form
    18,940/41,573 = 41,573/x
  3. Step 3: Cross multiply
    18,940x = 41,573 × 41,573
  4. Step 4: Simplify right side
    18,940x = 1,728,314,329
  5. Step 5: Solve for x
    x = 1,728,314,329/18,940
  6. Step 6: Final answer
    x = 91,252.08

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.