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Finding the Third Proportional to 49,247 and 107,406

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Solution

The third proportional to 49,247 and 107,406 is: 234,248.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,247 : 107,406 = 107,406 : x
  2. Step 2: Convert to fraction form
    49,247/107,406 = 107,406/x
  3. Step 3: Cross multiply
    49,247x = 107,406 × 107,406
  4. Step 4: Simplify right side
    49,247x = 11,536,048,836
  5. Step 5: Solve for x
    x = 11,536,048,836/49,247
  6. Step 6: Final answer
    x = 234,248.76

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.