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Finding the Fourth Proportional to 339,056.26, 467,912.22 and 188,153.26

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Solution

The fourth proportional to 339,056.26, 467,912.22 and 188,153.26 is: 259,659.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,056.26 : 467,912.22 = 188,153.26 : x
  2. Step 2: Convert to fraction form
    339,056.26/467,912.22 = 188,153.26/x
  3. Step 3: Cross multiply
    339,056.26x = 467,912.22 × 188,153.26
  4. Step 4: Simplify right side
    339,056.26x = 88,039,209,586.84
  5. Step 5: Solve for x
    x = 88,039,209,586.84/339,056.26
  6. Step 6: Final answer
    x = 259,659.59

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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.