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Finding the Third Proportional to 57,002,880 and 126,725,568

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Solution

The third proportional to 57,002,880 and 126,725,568 is: 281,729,091.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,002,880 : 126,725,568 = 126,725,568 : x
  2. Step 2: Convert to fraction form
    57,002,880/126,725,568 = 126,725,568/x
  3. Step 3: Cross multiply
    57,002,880x = 126,725,568 × 126,725,568
  4. Step 4: Simplify right side
    57,002,880x = 16,059,369,584,922,624
  5. Step 5: Solve for x
    x = 16,059,369,584,922,624/57,002,880
  6. Step 6: Final answer
    x = 281,729,091.32

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.