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Finding the Fourth Proportional to 568,174.14, 852,342.21 and 188,969.94

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Solution

The fourth proportional to 568,174.14, 852,342.21 and 188,969.94 is: 283,481.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,174.14 : 852,342.21 = 188,969.94 : x
  2. Step 2: Convert to fraction form
    568,174.14/852,342.21 = 188,969.94/x
  3. Step 3: Cross multiply
    568,174.14x = 852,342.21 × 188,969.94
  4. Step 4: Simplify right side
    568,174.14x = 161,067,056,283.17
  5. Step 5: Solve for x
    x = 161,067,056,283.17/568,174.14
  6. Step 6: Final answer
    x = 283,481.85

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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.