Home / 327,544.28-491,322.50-102,900.48

Finding the Fourth Proportional to 327,544.28, 491,322.50 and 102,900.48

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Solution

The fourth proportional to 327,544.28, 491,322.50 and 102,900.48 is: 154,352.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,544.28 : 491,322.50 = 102,900.48 : x
  2. Step 2: Convert to fraction form
    327,544.28/491,322.50 = 102,900.48/x
  3. Step 3: Cross multiply
    327,544.28x = 491,322.50 × 102,900.48
  4. Step 4: Simplify right side
    327,544.28x = 50,557,321,084.80
  5. Step 5: Solve for x
    x = 50,557,321,084.80/327,544.28
  6. Step 6: Final answer
    x = 154,352.63

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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.