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Finding the Third Proportional to 20,810.67 and 33,811.17

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Solution

The third proportional to 20,810.67 and 33,811.17 is: 54,933.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,810.67 : 33,811.17 = 33,811.17 : x
  2. Step 2: Convert to fraction form
    20,810.67/33,811.17 = 33,811.17/x
  3. Step 3: Cross multiply
    20,810.67x = 33,811.17 × 33,811.17
  4. Step 4: Simplify right side
    20,810.67x = 1,143,195,343.56
  5. Step 5: Solve for x
    x = 1,143,195,343.56/20,810.67
  6. Step 6: Final answer
    x = 54,933.13

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Why These Related Problems?

These problems maintain the same ratio (1.62) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.