Home / 752,942.22-1,039,057.23-430,651.86

Finding the Fourth Proportional to 752,942.22, 1,039,057.23 and 430,651.86

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Solution

The fourth proportional to 752,942.22, 1,039,057.23 and 430,651.86 is: 594,297.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,942.22 : 1,039,057.23 = 430,651.86 : x
  2. Step 2: Convert to fraction form
    752,942.22/1,039,057.23 = 430,651.86/x
  3. Step 3: Cross multiply
    752,942.22x = 1,039,057.23 × 430,651.86
  4. Step 4: Simplify right side
    752,942.22x = 447,471,928,745.95
  5. Step 5: Solve for x
    x = 447,471,928,745.95/752,942.22
  6. Step 6: Final answer
    x = 594,297.83

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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.