Home / 254,525.52-381,491.20-187,343.62

Finding the Fourth Proportional to 254,525.52, 381,491.20 and 187,343.62

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Solution

The fourth proportional to 254,525.52, 381,491.20 and 187,343.62 is: 280,796.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,525.52 : 381,491.20 = 187,343.62 : x
  2. Step 2: Convert to fraction form
    254,525.52/381,491.20 = 187,343.62/x
  3. Step 3: Cross multiply
    254,525.52x = 381,491.20 × 187,343.62
  4. Step 4: Simplify right side
    254,525.52x = 71,469,942,406.14
  5. Step 5: Solve for x
    x = 71,469,942,406.14/254,525.52
  6. Step 6: Final answer
    x = 280,796.76

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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.