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Finding the Third Proportional to 8,811 and 19,074

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Solution

The third proportional to 8,811 and 19,074 is: 41,291.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,811 : 19,074 = 19,074 : x
  2. Step 2: Convert to fraction form
    8,811/19,074 = 19,074/x
  3. Step 3: Cross multiply
    8,811x = 19,074 × 19,074
  4. Step 4: Simplify right side
    8,811x = 363,817,476
  5. Step 5: Solve for x
    x = 363,817,476/8,811
  6. Step 6: Final answer
    x = 41,291.28

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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.