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Finding the Third Proportional to 850.25 and 1,843.75

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Solution

The third proportional to 850.25 and 1,843.75 is: 3,998.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    850.25 : 1,843.75 = 1,843.75 : x
  2. Step 2: Convert to fraction form
    850.25/1,843.75 = 1,843.75/x
  3. Step 3: Cross multiply
    850.25x = 1,843.75 × 1,843.75
  4. Step 4: Simplify right side
    850.25x = 3,399,414.06
  5. Step 5: Solve for x
    x = 3,399,414.06/850.25
  6. Step 6: Final answer
    x = 3,998.13

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.