Home / 327,030.05-451,311.71-197,992.19

Finding the Fourth Proportional to 327,030.05, 451,311.71 and 197,992.19

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Solution

The fourth proportional to 327,030.05, 451,311.71 and 197,992.19 is: 273,235.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,030.05 : 451,311.71 = 197,992.19 : x
  2. Step 2: Convert to fraction form
    327,030.05/451,311.71 = 197,992.19/x
  3. Step 3: Cross multiply
    327,030.05x = 451,311.71 × 197,992.19
  4. Step 4: Simplify right side
    327,030.05x = 89,356,193,973.86
  5. Step 5: Solve for x
    x = 89,356,193,973.86/327,030.05
  6. Step 6: Final answer
    x = 273,235.42

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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.