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Finding the Third Proportional to 8,863,170 and 19,279,260

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Solution

The third proportional to 8,863,170 and 19,279,260 is: 41,936,447.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,863,170 : 19,279,260 = 19,279,260 : x
  2. Step 2: Convert to fraction form
    8,863,170/19,279,260 = 19,279,260/x
  3. Step 3: Cross multiply
    8,863,170x = 19,279,260 × 19,279,260
  4. Step 4: Simplify right side
    8,863,170x = 371,689,866,147,600
  5. Step 5: Solve for x
    x = 371,689,866,147,600/8,863,170
  6. Step 6: Final answer
    x = 41,936,447.81

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.