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Finding the Third Proportional to 3,929,245.50 and 5,869,629

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Solution

The third proportional to 3,929,245.50 and 5,869,629 is: 8,768,234.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,929,245.50 : 5,869,629 = 5,869,629 : x
  2. Step 2: Convert to fraction form
    3,929,245.50/5,869,629 = 5,869,629/x
  3. Step 3: Cross multiply
    3,929,245.50x = 5,869,629 × 5,869,629
  4. Step 4: Simplify right side
    3,929,245.50x = 34,452,544,597,641
  5. Step 5: Solve for x
    x = 34,452,544,597,641/3,929,245.50
  6. Step 6: Final answer
    x = 8,768,234.16

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.