Home / 451,761.57-677,424.39-262,269.66

Finding the Fourth Proportional to 451,761.57, 677,424.39 and 262,269.66

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Solution

The fourth proportional to 451,761.57, 677,424.39 and 262,269.66 is: 393,277.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,761.57 : 677,424.39 = 262,269.66 : x
  2. Step 2: Convert to fraction form
    451,761.57/677,424.39 = 262,269.66/x
  3. Step 3: Cross multiply
    451,761.57x = 677,424.39 × 262,269.66
  4. Step 4: Simplify right side
    451,761.57x = 177,667,864,441.01
  5. Step 5: Solve for x
    x = 177,667,864,441.01/451,761.57
  6. Step 6: Final answer
    x = 393,277.95

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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.