Home / 701,044.20-1,050,183.90-419,725.80

Finding the Fourth Proportional to 701,044.20, 1,050,183.90 and 419,725.80

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Solution

The fourth proportional to 701,044.20, 1,050,183.90 and 419,725.80 is: 628,761.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,044.20 : 1,050,183.90 = 419,725.80 : x
  2. Step 2: Convert to fraction form
    701,044.20/1,050,183.90 = 419,725.80/x
  3. Step 3: Cross multiply
    701,044.20x = 1,050,183.90 × 419,725.80
  4. Step 4: Simplify right side
    701,044.20x = 440,789,277,574.62
  5. Step 5: Solve for x
    x = 440,789,277,574.62/701,044.20
  6. Step 6: Final answer
    x = 628,761.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.