Home / 300,676.37-451,014.24-123,183.70

Finding the Fourth Proportional to 300,676.37, 451,014.24 and 123,183.70

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Solution

The fourth proportional to 300,676.37, 451,014.24 and 123,183.70 is: 184,775.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,676.37 : 451,014.24 = 123,183.70 : x
  2. Step 2: Convert to fraction form
    300,676.37/451,014.24 = 123,183.70/x
  3. Step 3: Cross multiply
    300,676.37x = 451,014.24 × 123,183.70
  4. Step 4: Simplify right side
    300,676.37x = 55,557,600,580.82
  5. Step 5: Solve for x
    x = 55,557,600,580.82/300,676.37
  6. Step 6: Final answer
    x = 184,775.42

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1.5x scale

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.