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Finding the Third Proportional to 619,327.69 and 1,364,379.19

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Solution

The third proportional to 619,327.69 and 1,364,379.19 is: 3,005,727.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,327.69 : 1,364,379.19 = 1,364,379.19 : x
  2. Step 2: Convert to fraction form
    619,327.69/1,364,379.19 = 1,364,379.19/x
  3. Step 3: Cross multiply
    619,327.69x = 1,364,379.19 × 1,364,379.19
  4. Step 4: Simplify right side
    619,327.69x = 1,861,530,567,283.16
  5. Step 5: Solve for x
    x = 1,861,530,567,283.16/619,327.69
  6. Step 6: Final answer
    x = 3,005,727.99

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.