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Finding the Third Proportional to 3,432,519.75 and 7,396,620

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Solution

The third proportional to 3,432,519.75 and 7,396,620 is: 15,938,724.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432,519.75 : 7,396,620 = 7,396,620 : x
  2. Step 2: Convert to fraction form
    3,432,519.75/7,396,620 = 7,396,620/x
  3. Step 3: Cross multiply
    3,432,519.75x = 7,396,620 × 7,396,620
  4. Step 4: Simplify right side
    3,432,519.75x = 54,709,987,424,400
  5. Step 5: Solve for x
    x = 54,709,987,424,400/3,432,519.75
  6. Step 6: Final answer
    x = 15,938,724.73

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.