Home / 327,566.68-451,881.66-200,021.56

Finding the Fourth Proportional to 327,566.68, 451,881.66 and 200,021.56

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Solution

The fourth proportional to 327,566.68, 451,881.66 and 200,021.56 is: 275,931.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,566.68 : 451,881.66 = 200,021.56 : x
  2. Step 2: Convert to fraction form
    327,566.68/451,881.66 = 200,021.56/x
  3. Step 3: Cross multiply
    327,566.68x = 451,881.66 × 200,021.56
  4. Step 4: Simplify right side
    327,566.68x = 90,386,074,568.59
  5. Step 5: Solve for x
    x = 90,386,074,568.59/327,566.68
  6. Step 6: Final answer
    x = 275,931.83

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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.