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Finding the Third Proportional to 1,893.53 and 3,961.06

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Solution

The third proportional to 1,893.53 and 3,961.06 is: 8,286.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,893.53 : 3,961.06 = 3,961.06 : x
  2. Step 2: Convert to fraction form
    1,893.53/3,961.06 = 3,961.06/x
  3. Step 3: Cross multiply
    1,893.53x = 3,961.06 × 3,961.06
  4. Step 4: Simplify right side
    1,893.53x = 15,690,016.13
  5. Step 5: Solve for x
    x = 15,690,016.13/1,893.53
  6. Step 6: Final answer
    x = 8,286.11

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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.