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Finding the Fourth Proportional to 317,067.44, 437,552.96 and 173,824.41

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Solution

The fourth proportional to 317,067.44, 437,552.96 and 173,824.41 is: 239,877.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,067.44 : 437,552.96 = 173,824.41 : x
  2. Step 2: Convert to fraction form
    317,067.44/437,552.96 = 173,824.41/x
  3. Step 3: Cross multiply
    317,067.44x = 437,552.96 × 173,824.41
  4. Step 4: Simplify right side
    317,067.44x = 76,057,384,246.63
  5. Step 5: Solve for x
    x = 76,057,384,246.63/317,067.44
  6. Step 6: Final answer
    x = 239,877.63

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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.