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Finding the Third Proportional to 2,100 and 4,568

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Solution

The third proportional to 2,100 and 4,568 is: 9,936.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100 : 4,568 = 4,568 : x
  2. Step 2: Convert to fraction form
    2,100/4,568 = 4,568/x
  3. Step 3: Cross multiply
    2,100x = 4,568 × 4,568
  4. Step 4: Simplify right side
    2,100x = 20,866,624
  5. Step 5: Solve for x
    x = 20,866,624/2,100
  6. Step 6: Final answer
    x = 9,936.49

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.