Home / 767,738.44-1,150,673.74-543,163.61

Finding the Fourth Proportional to 767,738.44, 1,150,673.74 and 543,163.61

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Solution

The fourth proportional to 767,738.44, 1,150,673.74 and 543,163.61 is: 814,084.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,738.44 : 1,150,673.74 = 543,163.61 : x
  2. Step 2: Convert to fraction form
    767,738.44/1,150,673.74 = 543,163.61/x
  3. Step 3: Cross multiply
    767,738.44x = 1,150,673.74 × 543,163.61
  4. Step 4: Simplify right side
    767,738.44x = 625,004,102,550.60
  5. Step 5: Solve for x
    x = 625,004,102,550.60/767,738.44
  6. Step 6: Final answer
    x = 814,084.68

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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.