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Finding the Third Proportional to 20,351.38 and 43,390.94

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Solution

The third proportional to 20,351.38 and 43,390.94 is: 92,513.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,351.38 : 43,390.94 = 43,390.94 : x
  2. Step 2: Convert to fraction form
    20,351.38/43,390.94 = 43,390.94/x
  3. Step 3: Cross multiply
    20,351.38x = 43,390.94 × 43,390.94
  4. Step 4: Simplify right side
    20,351.38x = 1,882,773,457.13
  5. Step 5: Solve for x
    x = 1,882,773,457.13/20,351.38
  6. Step 6: Final answer
    x = 92,513.33

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.