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Finding the Third Proportional to 2,720,881.13 and 3,933,235.97

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Solution

The third proportional to 2,720,881.13 and 3,933,235.97 is: 5,685,785.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720,881.13 : 3,933,235.97 = 3,933,235.97 : x
  2. Step 2: Convert to fraction form
    2,720,881.13/3,933,235.97 = 3,933,235.97/x
  3. Step 3: Cross multiply
    2,720,881.13x = 3,933,235.97 × 3,933,235.97
  4. Step 4: Simplify right side
    2,720,881.13x = 15,470,345,185,868.75
  5. Step 5: Solve for x
    x = 15,470,345,185,868.75/2,720,881.13
  6. Step 6: Final answer
    x = 5,685,785.04

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.