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Finding the Third Proportional to 49,424 and 102,944

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Solution

The third proportional to 49,424 and 102,944 is: 214,419.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,424 : 102,944 = 102,944 : x
  2. Step 2: Convert to fraction form
    49,424/102,944 = 102,944/x
  3. Step 3: Cross multiply
    49,424x = 102,944 × 102,944
  4. Step 4: Simplify right side
    49,424x = 10,597,467,136
  5. Step 5: Solve for x
    x = 10,597,467,136/49,424
  6. Step 6: Final answer
    x = 214,419.45

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.