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Finding the Third Proportional to 3,685,149 and 7,973,919

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Solution

The third proportional to 3,685,149 and 7,973,919 is: 17,253,952.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685,149 : 7,973,919 = 7,973,919 : x
  2. Step 2: Convert to fraction form
    3,685,149/7,973,919 = 7,973,919/x
  3. Step 3: Cross multiply
    3,685,149x = 7,973,919 × 7,973,919
  4. Step 4: Simplify right side
    3,685,149x = 63,583,384,218,561
  5. Step 5: Solve for x
    x = 63,583,384,218,561/3,685,149
  6. Step 6: Final answer
    x = 17,253,952.07

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.