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Finding the Third Proportional to 33,057 and 68,652

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Solution

The third proportional to 33,057 and 68,652 is: 142,574.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,057 : 68,652 = 68,652 : x
  2. Step 2: Convert to fraction form
    33,057/68,652 = 68,652/x
  3. Step 3: Cross multiply
    33,057x = 68,652 × 68,652
  4. Step 4: Simplify right side
    33,057x = 4,713,097,104
  5. Step 5: Solve for x
    x = 4,713,097,104/33,057
  6. Step 6: Final answer
    x = 142,574.86

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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.