Home / 494,400.24-682,269.48-268,040.88

Finding the Fourth Proportional to 494,400.24, 682,269.48 and 268,040.88

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Solution

The fourth proportional to 494,400.24, 682,269.48 and 268,040.88 is: 369,894.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,400.24 : 682,269.48 = 268,040.88 : x
  2. Step 2: Convert to fraction form
    494,400.24/682,269.48 = 268,040.88/x
  3. Step 3: Cross multiply
    494,400.24x = 682,269.48 × 268,040.88
  4. Step 4: Simplify right side
    494,400.24x = 182,876,111,816.34
  5. Step 5: Solve for x
    x = 182,876,111,816.34/494,400.24
  6. Step 6: Final answer
    x = 369,894.87

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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.