Home / 327,150.17-451,491-199,849.76

Finding the Fourth Proportional to 327,150.17, 451,491 and 199,849.76

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Solution

The fourth proportional to 327,150.17, 451,491 and 199,849.76 is: 275,807.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,150.17 : 451,491 = 199,849.76 : x
  2. Step 2: Convert to fraction form
    327,150.17/451,491 = 199,849.76/x
  3. Step 3: Cross multiply
    327,150.17x = 451,491 × 199,849.76
  4. Step 4: Simplify right side
    327,150.17x = 90,230,367,992.16
  5. Step 5: Solve for x
    x = 90,230,367,992.16/327,150.17
  6. Step 6: Final answer
    x = 275,807.19

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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.