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Finding the Third Proportional to 3,189.94 and 6,893.44

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Solution

The third proportional to 3,189.94 and 6,893.44 is: 14,896.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189.94 : 6,893.44 = 6,893.44 : x
  2. Step 2: Convert to fraction form
    3,189.94/6,893.44 = 6,893.44/x
  3. Step 3: Cross multiply
    3,189.94x = 6,893.44 × 6,893.44
  4. Step 4: Simplify right side
    3,189.94x = 47,519,480.57
  5. Step 5: Solve for x
    x = 47,519,480.57/3,189.94
  6. Step 6: Final answer
    x = 14,896.68

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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.