Home / 327,614.58-491,421.42-102,994.66

Finding the Fourth Proportional to 327,614.58, 491,421.42 and 102,994.66

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Solution

The fourth proportional to 327,614.58, 491,421.42 and 102,994.66 is: 154,491.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,614.58 : 491,421.42 = 102,994.66 : x
  2. Step 2: Convert to fraction form
    327,614.58/491,421.42 = 102,994.66/x
  3. Step 3: Cross multiply
    327,614.58x = 491,421.42 × 102,994.66
  4. Step 4: Simplify right side
    327,614.58x = 50,613,782,069.62
  5. Step 5: Solve for x
    x = 50,613,782,069.62/327,614.58
  6. Step 6: Final answer
    x = 154,491.85

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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.