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Finding the Third Proportional to 22,190 and 48,631

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Solution

The third proportional to 22,190 and 48,631 is: 106,578.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,190 : 48,631 = 48,631 : x
  2. Step 2: Convert to fraction form
    22,190/48,631 = 48,631/x
  3. Step 3: Cross multiply
    22,190x = 48,631 × 48,631
  4. Step 4: Simplify right side
    22,190x = 2,364,974,161
  5. Step 5: Solve for x
    x = 2,364,974,161/22,190
  6. Step 6: Final answer
    x = 106,578.38

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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.