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Finding the Third Proportional to 3,421,764 and 5,296,434.75

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Solution

The third proportional to 3,421,764 and 5,296,434.75 is: 8,198,175.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,421,764 : 5,296,434.75 = 5,296,434.75 : x
  2. Step 2: Convert to fraction form
    3,421,764/5,296,434.75 = 5,296,434.75/x
  3. Step 3: Cross multiply
    3,421,764x = 5,296,434.75 × 5,296,434.75
  4. Step 4: Simplify right side
    3,421,764x = 28,052,221,061,007.56
  5. Step 5: Solve for x
    x = 28,052,221,061,007.56/3,421,764
  6. Step 6: Final answer
    x = 8,198,175.29

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.