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Finding the Third Proportional to 5,477,340 and 11,120,568

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Solution

The third proportional to 5,477,340 and 11,120,568 is: 22,577,936.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,477,340 : 11,120,568 = 11,120,568 : x
  2. Step 2: Convert to fraction form
    5,477,340/11,120,568 = 11,120,568/x
  3. Step 3: Cross multiply
    5,477,340x = 11,120,568 × 11,120,568
  4. Step 4: Simplify right side
    5,477,340x = 123,667,032,642,624
  5. Step 5: Solve for x
    x = 123,667,032,642,624/5,477,340
  6. Step 6: Final answer
    x = 22,577,936.12

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.