Home / 809,183.54-1,213,775.58-276,709.52

Finding the Fourth Proportional to 809,183.54, 1,213,775.58 and 276,709.52

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Solution

The fourth proportional to 809,183.54, 1,213,775.58 and 276,709.52 is: 415,064.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,183.54 : 1,213,775.58 = 276,709.52 : x
  2. Step 2: Convert to fraction form
    809,183.54/1,213,775.58 = 276,709.52/x
  3. Step 3: Cross multiply
    809,183.54x = 1,213,775.58 × 276,709.52
  4. Step 4: Simplify right side
    809,183.54x = 335,863,258,129.52
  5. Step 5: Solve for x
    x = 335,863,258,129.52/809,183.54
  6. Step 6: Final answer
    x = 415,064.37

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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.