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Finding the Third Proportional to 87,626.25 and 190,631.25

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Solution

The third proportional to 87,626.25 and 190,631.25 is: 414,719.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,626.25 : 190,631.25 = 190,631.25 : x
  2. Step 2: Convert to fraction form
    87,626.25/190,631.25 = 190,631.25/x
  3. Step 3: Cross multiply
    87,626.25x = 190,631.25 × 190,631.25
  4. Step 4: Simplify right side
    87,626.25x = 36,340,273,476.56
  5. Step 5: Solve for x
    x = 36,340,273,476.56/87,626.25
  6. Step 6: Final answer
    x = 414,719.03

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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.