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Finding the Third Proportional to 20,806.13 and 29,440.13

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Solution

The third proportional to 20,806.13 and 29,440.13 is: 41,657.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,806.13 : 29,440.13 = 29,440.13 : x
  2. Step 2: Convert to fraction form
    20,806.13/29,440.13 = 29,440.13/x
  3. Step 3: Cross multiply
    20,806.13x = 29,440.13 × 29,440.13
  4. Step 4: Simplify right side
    20,806.13x = 866,720,960.02
  5. Step 5: Solve for x
    x = 866,720,960.02/20,806.13
  6. Step 6: Final answer
    x = 41,657.01

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.