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Finding the Third Proportional to 28,420,002 and 62,508,708

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Solution

The third proportional to 28,420,002 and 62,508,708 is: 137,485,513.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,420,002 : 62,508,708 = 62,508,708 : x
  2. Step 2: Convert to fraction form
    28,420,002/62,508,708 = 62,508,708/x
  3. Step 3: Cross multiply
    28,420,002x = 62,508,708 × 62,508,708
  4. Step 4: Simplify right side
    28,420,002x = 3,907,338,575,829,264
  5. Step 5: Solve for x
    x = 3,907,338,575,829,264/28,420,002
  6. Step 6: Final answer
    x = 137,485,513.75

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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.