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Finding the Third Proportional to 4,081 and 8,854

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Solution

The third proportional to 4,081 and 8,854 is: 19,209.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,081 : 8,854 = 8,854 : x
  2. Step 2: Convert to fraction form
    4,081/8,854 = 8,854/x
  3. Step 3: Cross multiply
    4,081x = 8,854 × 8,854
  4. Step 4: Simplify right side
    4,081x = 78,393,316
  5. Step 5: Solve for x
    x = 78,393,316/4,081
  6. Step 6: Final answer
    x = 19,209.34

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.