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Finding the Third Proportional to 49,378 and 106,249

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Solution

The third proportional to 49,378 and 106,249 is: 228,621.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,378 : 106,249 = 106,249 : x
  2. Step 2: Convert to fraction form
    49,378/106,249 = 106,249/x
  3. Step 3: Cross multiply
    49,378x = 106,249 × 106,249
  4. Step 4: Simplify right side
    49,378x = 11,288,850,001
  5. Step 5: Solve for x
    x = 11,288,850,001/49,378
  6. Step 6: Final answer
    x = 228,621.05

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.