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Finding the Third Proportional to 2,988 and 5,652

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Solution

The third proportional to 2,988 and 5,652 is: 10,691.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988 : 5,652 = 5,652 : x
  2. Step 2: Convert to fraction form
    2,988/5,652 = 5,652/x
  3. Step 3: Cross multiply
    2,988x = 5,652 × 5,652
  4. Step 4: Simplify right side
    2,988x = 31,945,104
  5. Step 5: Solve for x
    x = 31,945,104/2,988
  6. Step 6: Final answer
    x = 10,691.13

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Why These Related Problems?

These problems maintain the same ratio (1.89) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.