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Finding the Fourth Proportional to 338,984.94, 467,797.89 and 186,025.68

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Solution

The fourth proportional to 338,984.94, 467,797.89 and 186,025.68 is: 256,714.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,984.94 : 467,797.89 = 186,025.68 : x
  2. Step 2: Convert to fraction form
    338,984.94/467,797.89 = 186,025.68/x
  3. Step 3: Cross multiply
    338,984.94x = 467,797.89 × 186,025.68
  4. Step 4: Simplify right side
    338,984.94x = 87,022,420,589.82
  5. Step 5: Solve for x
    x = 87,022,420,589.82/338,984.94
  6. Step 6: Final answer
    x = 256,714.71

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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.