Home / 892,245.98-1,231,559.24-543,512.43

Finding the Fourth Proportional to 892,245.98, 1,231,559.24 and 543,512.43

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Solution

The fourth proportional to 892,245.98, 1,231,559.24 and 543,512.43 is: 750,205.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,245.98 : 1,231,559.24 = 543,512.43 : x
  2. Step 2: Convert to fraction form
    892,245.98/1,231,559.24 = 543,512.43/x
  3. Step 3: Cross multiply
    892,245.98x = 1,231,559.24 × 543,512.43
  4. Step 4: Simplify right side
    892,245.98x = 669,367,752,503.79
  5. Step 5: Solve for x
    x = 669,367,752,503.79/892,245.98
  6. Step 6: Final answer
    x = 750,205.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.