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Finding the Third Proportional to 8,862 and 19,180

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Solution

The third proportional to 8,862 and 19,180 is: 41,511.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,862 : 19,180 = 19,180 : x
  2. Step 2: Convert to fraction form
    8,862/19,180 = 19,180/x
  3. Step 3: Cross multiply
    8,862x = 19,180 × 19,180
  4. Step 4: Simplify right side
    8,862x = 367,872,400
  5. Step 5: Solve for x
    x = 367,872,400/8,862
  6. Step 6: Final answer
    x = 41,511.22

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.