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Finding the Third Proportional to 22,520 and 51,812

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Solution

The third proportional to 22,520 and 51,812 is: 119,204.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,520 : 51,812 = 51,812 : x
  2. Step 2: Convert to fraction form
    22,520/51,812 = 51,812/x
  3. Step 3: Cross multiply
    22,520x = 51,812 × 51,812
  4. Step 4: Simplify right side
    22,520x = 2,684,483,344
  5. Step 5: Solve for x
    x = 2,684,483,344/22,520
  6. Step 6: Final answer
    x = 119,204.41

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Why These Related Problems?

These problems maintain the same ratio (2.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.