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Finding the Third Proportional to 836,276.91 and 1,329,183.42

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Solution

The third proportional to 836,276.91 and 1,329,183.42 is: 2,112,611.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,276.91 : 1,329,183.42 = 1,329,183.42 : x
  2. Step 2: Convert to fraction form
    836,276.91/1,329,183.42 = 1,329,183.42/x
  3. Step 3: Cross multiply
    836,276.91x = 1,329,183.42 × 1,329,183.42
  4. Step 4: Simplify right side
    836,276.91x = 1,766,728,568,987.33
  5. Step 5: Solve for x
    x = 1,766,728,568,987.33/836,276.91
  6. Step 6: Final answer
    x = 2,112,611.93

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.