Home / 681,879.75-1,025,061.90-632,555.31

Finding the Fourth Proportional to 681,879.75, 1,025,061.90 and 632,555.31

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Solution

The fourth proportional to 681,879.75, 1,025,061.90 and 632,555.31 is: 950,913.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,879.75 : 1,025,061.90 = 632,555.31 : x
  2. Step 2: Convert to fraction form
    681,879.75/1,025,061.90 = 632,555.31/x
  3. Step 3: Cross multiply
    681,879.75x = 1,025,061.90 × 632,555.31
  4. Step 4: Simplify right side
    681,879.75x = 648,408,347,923.69
  5. Step 5: Solve for x
    x = 648,408,347,923.69/681,879.75
  6. Step 6: Final answer
    x = 950,913.04

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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.