Home / 327,313.12-451,685.01-189,497.85

Finding the Fourth Proportional to 327,313.12, 451,685.01 and 189,497.85

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Solution

The fourth proportional to 327,313.12, 451,685.01 and 189,497.85 is: 261,502.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,313.12 : 451,685.01 = 189,497.85 : x
  2. Step 2: Convert to fraction form
    327,313.12/451,685.01 = 189,497.85/x
  3. Step 3: Cross multiply
    327,313.12x = 451,685.01 × 189,497.85
  4. Step 4: Simplify right side
    327,313.12x = 85,593,338,272.23
  5. Step 5: Solve for x
    x = 85,593,338,272.23/327,313.12
  6. Step 6: Final answer
    x = 261,502.93

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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.