Home / 327,251.85-451,533.99-189,409.39

Finding the Fourth Proportional to 327,251.85, 451,533.99 and 189,409.39

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Solution

The fourth proportional to 327,251.85, 451,533.99 and 189,409.39 is: 261,342.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,251.85 : 451,533.99 = 189,409.39 : x
  2. Step 2: Convert to fraction form
    327,251.85/451,533.99 = 189,409.39/x
  3. Step 3: Cross multiply
    327,251.85x = 451,533.99 × 189,409.39
  4. Step 4: Simplify right side
    327,251.85x = 85,524,777,191.62
  5. Step 5: Solve for x
    x = 85,524,777,191.62/327,251.85
  6. Step 6: Final answer
    x = 261,342.38

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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.