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Finding the Fourth Proportional to 241,331.40, 361,515.96 and 188,493.48

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Solution

The fourth proportional to 241,331.40, 361,515.96 and 188,493.48 is: 282,364.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,331.40 : 361,515.96 = 188,493.48 : x
  2. Step 2: Convert to fraction form
    241,331.40/361,515.96 = 188,493.48/x
  3. Step 3: Cross multiply
    241,331.40x = 361,515.96 × 188,493.48
  4. Step 4: Simplify right side
    241,331.40x = 68,143,401,375.94
  5. Step 5: Solve for x
    x = 68,143,401,375.94/241,331.40
  6. Step 6: Final answer
    x = 282,364.42

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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.