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Finding the Third Proportional to 80,589.94 and 175,942.13

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Solution

The third proportional to 80,589.94 and 175,942.13 is: 384,112.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,589.94 : 175,942.13 = 175,942.13 : x
  2. Step 2: Convert to fraction form
    80,589.94/175,942.13 = 175,942.13/x
  3. Step 3: Cross multiply
    80,589.94x = 175,942.13 × 175,942.13
  4. Step 4: Simplify right side
    80,589.94x = 30,955,631,349.52
  5. Step 5: Solve for x
    x = 30,955,631,349.52/80,589.94
  6. Step 6: Final answer
    x = 384,112.86

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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.