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Finding the Fourth Proportional to 339,010.56, 467,838.72 and 188,121.60

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Solution

The fourth proportional to 339,010.56, 467,838.72 and 188,121.60 is: 259,610.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,010.56 : 467,838.72 = 188,121.60 : x
  2. Step 2: Convert to fraction form
    339,010.56/467,838.72 = 188,121.60/x
  3. Step 3: Cross multiply
    339,010.56x = 467,838.72 × 188,121.60
  4. Step 4: Simplify right side
    339,010.56x = 88,010,568,548.35
  5. Step 5: Solve for x
    x = 88,010,568,548.35/339,010.56
  6. Step 6: Final answer
    x = 259,610.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.