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Finding the Fourth Proportional to 366,757.42, 550,131.67 and 100,517.71

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Solution

The fourth proportional to 366,757.42, 550,131.67 and 100,517.71 is: 150,775.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,757.42 : 550,131.67 = 100,517.71 : x
  2. Step 2: Convert to fraction form
    366,757.42/550,131.67 = 100,517.71/x
  3. Step 3: Cross multiply
    366,757.42x = 550,131.67 × 100,517.71
  4. Step 4: Simplify right side
    366,757.42x = 55,297,975,666.88
  5. Step 5: Solve for x
    x = 55,297,975,666.88/366,757.42
  6. Step 6: Final answer
    x = 150,775.34

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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.