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Finding the Third Proportional to 396,084 and 855,298

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Solution

The third proportional to 396,084 and 855,298 is: 1,846,918.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,084 : 855,298 = 855,298 : x
  2. Step 2: Convert to fraction form
    396,084/855,298 = 855,298/x
  3. Step 3: Cross multiply
    396,084x = 855,298 × 855,298
  4. Step 4: Simplify right side
    396,084x = 731,534,668,804
  5. Step 5: Solve for x
    x = 731,534,668,804/396,084
  6. Step 6: Final answer
    x = 1,846,918.00

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.