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Finding the Third Proportional to 2,843 and 5,947

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Solution

The third proportional to 2,843 and 5,947 is: 12,439.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,843 : 5,947 = 5,947 : x
  2. Step 2: Convert to fraction form
    2,843/5,947 = 5,947/x
  3. Step 3: Cross multiply
    2,843x = 5,947 × 5,947
  4. Step 4: Simplify right side
    2,843x = 35,366,809
  5. Step 5: Solve for x
    x = 35,366,809/2,843
  6. Step 6: Final answer
    x = 12,439.96

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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.