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Finding the Third Proportional to 33,686 and 49,119

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Solution

The third proportional to 33,686 and 49,119 is: 71,622.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,686 : 49,119 = 49,119 : x
  2. Step 2: Convert to fraction form
    33,686/49,119 = 49,119/x
  3. Step 3: Cross multiply
    33,686x = 49,119 × 49,119
  4. Step 4: Simplify right side
    33,686x = 2,412,676,161
  5. Step 5: Solve for x
    x = 2,412,676,161/33,686
  6. Step 6: Final answer
    x = 71,622.52

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.