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Finding the Third Proportional to 4,080,760 and 8,909,344

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Solution

The third proportional to 4,080,760 and 8,909,344 is: 19,451,379.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080,760 : 8,909,344 = 8,909,344 : x
  2. Step 2: Convert to fraction form
    4,080,760/8,909,344 = 8,909,344/x
  3. Step 3: Cross multiply
    4,080,760x = 8,909,344 × 8,909,344
  4. Step 4: Simplify right side
    4,080,760x = 79,376,410,510,336
  5. Step 5: Solve for x
    x = 79,376,410,510,336/4,080,760
  6. Step 6: Final answer
    x = 19,451,379.28

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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.