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Finding the Third Proportional to 193,100.25 and 403,857

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Solution

The third proportional to 193,100.25 and 403,857 is: 844,641.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,100.25 : 403,857 = 403,857 : x
  2. Step 2: Convert to fraction form
    193,100.25/403,857 = 403,857/x
  3. Step 3: Cross multiply
    193,100.25x = 403,857 × 403,857
  4. Step 4: Simplify right side
    193,100.25x = 163,100,476,449
  5. Step 5: Solve for x
    x = 163,100,476,449/193,100.25
  6. Step 6: Final answer
    x = 844,641.46

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.