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Finding the Third Proportional to 2,993 and 4,187

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Solution

The third proportional to 2,993 and 4,187 is: 5,857.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,993 : 4,187 = 4,187 : x
  2. Step 2: Convert to fraction form
    2,993/4,187 = 4,187/x
  3. Step 3: Cross multiply
    2,993x = 4,187 × 4,187
  4. Step 4: Simplify right side
    2,993x = 17,530,969
  5. Step 5: Solve for x
    x = 17,530,969/2,993
  6. Step 6: Final answer
    x = 5,857.32

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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.