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Finding the Third Proportional to 3,055,408 and 6,720,960

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Solution

The third proportional to 3,055,408 and 6,720,960 is: 14,784,049.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055,408 : 6,720,960 = 6,720,960 : x
  2. Step 2: Convert to fraction form
    3,055,408/6,720,960 = 6,720,960/x
  3. Step 3: Cross multiply
    3,055,408x = 6,720,960 × 6,720,960
  4. Step 4: Simplify right side
    3,055,408x = 45,171,303,321,600
  5. Step 5: Solve for x
    x = 45,171,303,321,600/3,055,408
  6. Step 6: Final answer
    x = 14,784,049.57

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.