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Finding the Third Proportional to 9,485,930 and 20,770,708

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Solution

The third proportional to 9,485,930 and 20,770,708 is: 45,480,233.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,485,930 : 20,770,708 = 20,770,708 : x
  2. Step 2: Convert to fraction form
    9,485,930/20,770,708 = 20,770,708/x
  3. Step 3: Cross multiply
    9,485,930x = 20,770,708 × 20,770,708
  4. Step 4: Simplify right side
    9,485,930x = 431,422,310,821,264
  5. Step 5: Solve for x
    x = 431,422,310,821,264/9,485,930
  6. Step 6: Final answer
    x = 45,480,233.44

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.