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Finding the Third Proportional to 2,720,883.38 and 3,933,239.63

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Solution

The third proportional to 2,720,883.38 and 3,933,239.63 is: 5,685,790.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720,883.38 : 3,933,239.63 = 3,933,239.63 : x
  2. Step 2: Convert to fraction form
    2,720,883.38/3,933,239.63 = 3,933,239.63/x
  3. Step 3: Cross multiply
    2,720,883.38x = 3,933,239.63 × 3,933,239.63
  4. Step 4: Simplify right side
    2,720,883.38x = 15,470,373,947,670.14
  5. Step 5: Solve for x
    x = 15,470,373,947,670.14/2,720,883.38
  6. Step 6: Final answer
    x = 5,685,790.91

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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.