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Finding the Third Proportional to 3,419,740.69 and 5,336,647.03

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Solution

The third proportional to 3,419,740.69 and 5,336,647.03 is: 8,328,058.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419,740.69 : 5,336,647.03 = 5,336,647.03 : x
  2. Step 2: Convert to fraction form
    3,419,740.69/5,336,647.03 = 5,336,647.03/x
  3. Step 3: Cross multiply
    3,419,740.69x = 5,336,647.03 × 5,336,647.03
  4. Step 4: Simplify right side
    3,419,740.69x = 28,479,801,536,149.44
  5. Step 5: Solve for x
    x = 28,479,801,536,149.44/3,419,740.69
  6. Step 6: Final answer
    x = 8,328,058.80

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.