Home / 677,201.85-1,015,958.97-227,911.05

Finding the Fourth Proportional to 677,201.85, 1,015,958.97 and 227,911.05

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Solution

The fourth proportional to 677,201.85, 1,015,958.97 and 227,911.05 is: 341,919.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,201.85 : 1,015,958.97 = 227,911.05 : x
  2. Step 2: Convert to fraction form
    677,201.85/1,015,958.97 = 227,911.05/x
  3. Step 3: Cross multiply
    677,201.85x = 1,015,958.97 × 227,911.05
  4. Step 4: Simplify right side
    677,201.85x = 231,548,275,609.62
  5. Step 5: Solve for x
    x = 231,548,275,609.62/677,201.85
  6. Step 6: Final answer
    x = 341,919.14

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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.