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Finding the Fourth Proportional to 437,249.44, 654,392.71 and 268,876.41

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Solution

The fourth proportional to 437,249.44, 654,392.71 and 268,876.41 is: 402,403.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,249.44 : 654,392.71 = 268,876.41 : x
  2. Step 2: Convert to fraction form
    437,249.44/654,392.71 = 268,876.41/x
  3. Step 3: Cross multiply
    437,249.44x = 654,392.71 × 268,876.41
  4. Step 4: Simplify right side
    437,249.44x = 175,950,762,594.97
  5. Step 5: Solve for x
    x = 175,950,762,594.97/437,249.44
  6. Step 6: Final answer
    x = 402,403.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.