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Finding the Fourth Proportional to 241,238.70, 361,858.98 and 100,898.88

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Solution

The fourth proportional to 241,238.70, 361,858.98 and 100,898.88 is: 151,348.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,238.70 : 361,858.98 = 100,898.88 : x
  2. Step 2: Convert to fraction form
    241,238.70/361,858.98 = 100,898.88/x
  3. Step 3: Cross multiply
    241,238.70x = 361,858.98 × 100,898.88
  4. Step 4: Simplify right side
    241,238.70x = 36,511,165,799.94
  5. Step 5: Solve for x
    x = 36,511,165,799.94/241,238.70
  6. Step 6: Final answer
    x = 151,348.71

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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.