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Finding the Third Proportional to 1,947 and 3,741

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Solution

The third proportional to 1,947 and 3,741 is: 7,188.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947 : 3,741 = 3,741 : x
  2. Step 2: Convert to fraction form
    1,947/3,741 = 3,741/x
  3. Step 3: Cross multiply
    1,947x = 3,741 × 3,741
  4. Step 4: Simplify right side
    1,947x = 13,995,081
  5. Step 5: Solve for x
    x = 13,995,081/1,947
  6. Step 6: Final answer
    x = 7,188.02

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Why These Related Problems?

These problems maintain the same ratio (1.92) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.