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Finding the Third Proportional to 4,339,270 and 9,331,600

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Solution

The third proportional to 4,339,270 and 9,331,600 is: 20,067,605.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,339,270 : 9,331,600 = 9,331,600 : x
  2. Step 2: Convert to fraction form
    4,339,270/9,331,600 = 9,331,600/x
  3. Step 3: Cross multiply
    4,339,270x = 9,331,600 × 9,331,600
  4. Step 4: Simplify right side
    4,339,270x = 87,078,758,560,000
  5. Step 5: Solve for x
    x = 87,078,758,560,000/4,339,270
  6. Step 6: Final answer
    x = 20,067,605.51

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.