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Finding the Third Proportional to 68,817.94 and 150,757.88

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Solution

The third proportional to 68,817.94 and 150,757.88 is: 330,261.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,817.94 : 150,757.88 = 150,757.88 : x
  2. Step 2: Convert to fraction form
    68,817.94/150,757.88 = 150,757.88/x
  3. Step 3: Cross multiply
    68,817.94x = 150,757.88 × 150,757.88
  4. Step 4: Simplify right side
    68,817.94x = 22,727,936,874.52
  5. Step 5: Solve for x
    x = 22,727,936,874.52/68,817.94
  6. Step 6: Final answer
    x = 330,261.81

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.