Home / 327,620.66-491,504.69-127,997.98

Finding the Fourth Proportional to 327,620.66, 491,504.69 and 127,997.98

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Solution

The fourth proportional to 327,620.66, 491,504.69 and 127,997.98 is: 192,025.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,620.66 : 491,504.69 = 127,997.98 : x
  2. Step 2: Convert to fraction form
    327,620.66/491,504.69 = 127,997.98/x
  3. Step 3: Cross multiply
    327,620.66x = 491,504.69 × 127,997.98
  4. Step 4: Simplify right side
    327,620.66x = 62,911,606,571.76
  5. Step 5: Solve for x
    x = 62,911,606,571.76/327,620.66
  6. Step 6: Final answer
    x = 192,025.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.