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Finding the Fourth Proportional to 338,906.09, 467,687.39 and 185,941.37

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Solution

The fourth proportional to 338,906.09, 467,687.39 and 185,941.37 is: 256,597.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,906.09 : 467,687.39 = 185,941.37 : x
  2. Step 2: Convert to fraction form
    338,906.09/467,687.39 = 185,941.37/x
  3. Step 3: Cross multiply
    338,906.09x = 467,687.39 × 185,941.37
  4. Step 4: Simplify right side
    338,906.09x = 86,962,434,267.84
  5. Step 5: Solve for x
    x = 86,962,434,267.84/338,906.09
  6. Step 6: Final answer
    x = 256,597.44

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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.