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Finding the Fourth Proportional to 316,879.27, 437,293.39 and 182,743.27

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Solution

The fourth proportional to 316,879.27, 437,293.39 and 182,743.27 is: 252,185.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,879.27 : 437,293.39 = 182,743.27 : x
  2. Step 2: Convert to fraction form
    316,879.27/437,293.39 = 182,743.27/x
  3. Step 3: Cross multiply
    316,879.27x = 437,293.39 × 182,743.27
  4. Step 4: Simplify right side
    316,879.27x = 79,912,422,487.89
  5. Step 5: Solve for x
    x = 79,912,422,487.89/316,879.27
  6. Step 6: Final answer
    x = 252,185.71

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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.