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Finding the Third Proportional to 20,434.13 and 43,998.94

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Solution

The third proportional to 20,434.13 and 43,998.94 is: 94,738.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,434.13 : 43,998.94 = 43,998.94 : x
  2. Step 2: Convert to fraction form
    20,434.13/43,998.94 = 43,998.94/x
  3. Step 3: Cross multiply
    20,434.13x = 43,998.94 × 43,998.94
  4. Step 4: Simplify right side
    20,434.13x = 1,935,906,501.13
  5. Step 5: Solve for x
    x = 1,935,906,501.13/20,434.13
  6. Step 6: Final answer
    x = 94,738.90

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.