Home / 481,183.05-664,198.60-277,315.36

Finding the Fourth Proportional to 481,183.05, 664,198.60 and 277,315.36

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Solution

The fourth proportional to 481,183.05, 664,198.60 and 277,315.36 is: 382,790.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,183.05 : 664,198.60 = 277,315.36 : x
  2. Step 2: Convert to fraction form
    481,183.05/664,198.60 = 277,315.36/x
  3. Step 3: Cross multiply
    481,183.05x = 664,198.60 × 277,315.36
  4. Step 4: Simplify right side
    481,183.05x = 184,192,471,516.71
  5. Step 5: Solve for x
    x = 184,192,471,516.71/481,183.05
  6. Step 6: Final answer
    x = 382,790.86

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1.5x scale

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.