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Finding the Third Proportional to 4,884 and 10,812

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Solution

The third proportional to 4,884 and 10,812 is: 23,935.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,884 : 10,812 = 10,812 : x
  2. Step 2: Convert to fraction form
    4,884/10,812 = 10,812/x
  3. Step 3: Cross multiply
    4,884x = 10,812 × 10,812
  4. Step 4: Simplify right side
    4,884x = 116,899,344
  5. Step 5: Solve for x
    x = 116,899,344/4,884
  6. Step 6: Final answer
    x = 23,935.16

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.