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Finding the Fourth Proportional to 339,046.74, 467,890.44 and 186,099.24

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Solution

The fourth proportional to 339,046.74, 467,890.44 and 186,099.24 is: 256,820.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,046.74 : 467,890.44 = 186,099.24 : x
  2. Step 2: Convert to fraction form
    339,046.74/467,890.44 = 186,099.24/x
  3. Step 3: Cross multiply
    339,046.74x = 467,890.44 × 186,099.24
  4. Step 4: Simplify right side
    339,046.74x = 87,074,055,287.27
  5. Step 5: Solve for x
    x = 87,074,055,287.27/339,046.74
  6. Step 6: Final answer
    x = 256,820.21

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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.