Home / 383,964.06-576,014.43-131,272.62

Finding the Fourth Proportional to 383,964.06, 576,014.43 and 131,272.62

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Solution

The fourth proportional to 383,964.06, 576,014.43 and 131,272.62 is: 196,932.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,964.06 : 576,014.43 = 131,272.62 : x
  2. Step 2: Convert to fraction form
    383,964.06/576,014.43 = 131,272.62/x
  3. Step 3: Cross multiply
    383,964.06x = 576,014.43 × 131,272.62
  4. Step 4: Simplify right side
    383,964.06x = 75,614,923,383.91
  5. Step 5: Solve for x
    x = 75,614,923,383.91/383,964.06
  6. Step 6: Final answer
    x = 196,932.29

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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.