Home / 767,984.20-1,151,976.30-531,593.80

Finding the Fourth Proportional to 767,984.20, 1,151,976.30 and 531,593.80

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Solution

The fourth proportional to 767,984.20, 1,151,976.30 and 531,593.80 is: 797,390.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,984.20 : 1,151,976.30 = 531,593.80 : x
  2. Step 2: Convert to fraction form
    767,984.20/1,151,976.30 = 531,593.80/x
  3. Step 3: Cross multiply
    767,984.20x = 1,151,976.30 × 531,593.80
  4. Step 4: Simplify right side
    767,984.20x = 612,383,458,826.94
  5. Step 5: Solve for x
    x = 612,383,458,826.94/767,984.20
  6. Step 6: Final answer
    x = 797,390.70

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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.