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Finding the Third Proportional to 8,885.81 and 13,351.22

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Solution

The third proportional to 8,885.81 and 13,351.22 is: 20,060.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,885.81 : 13,351.22 = 13,351.22 : x
  2. Step 2: Convert to fraction form
    8,885.81/13,351.22 = 13,351.22/x
  3. Step 3: Cross multiply
    8,885.81x = 13,351.22 × 13,351.22
  4. Step 4: Simplify right side
    8,885.81x = 178,255,042.11
  5. Step 5: Solve for x
    x = 178,255,042.11/8,885.81
  6. Step 6: Final answer
    x = 20,060.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.