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Finding the Third Proportional to 8,811 and 12,001

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Solution

The third proportional to 8,811 and 12,001 is: 16,345.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,811 : 12,001 = 12,001 : x
  2. Step 2: Convert to fraction form
    8,811/12,001 = 12,001/x
  3. Step 3: Cross multiply
    8,811x = 12,001 × 12,001
  4. Step 4: Simplify right side
    8,811x = 144,024,001
  5. Step 5: Solve for x
    x = 144,024,001/8,811
  6. Step 6: Final answer
    x = 16,345.93

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.