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Finding the Third Proportional to 16,824,698 and 36,520,822

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Solution

The third proportional to 16,824,698 and 36,520,822 is: 79,274,554.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,824,698 : 36,520,822 = 36,520,822 : x
  2. Step 2: Convert to fraction form
    16,824,698/36,520,822 = 36,520,822/x
  3. Step 3: Cross multiply
    16,824,698x = 36,520,822 × 36,520,822
  4. Step 4: Simplify right side
    16,824,698x = 1,333,770,439,555,684
  5. Step 5: Solve for x
    x = 1,333,770,439,555,684/16,824,698
  6. Step 6: Final answer
    x = 79,274,554.56

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.