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Finding the Fourth Proportional to 193,441.60, 288,747.59 and 179,194.51

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Solution

The fourth proportional to 193,441.60, 288,747.59 and 179,194.51 is: 267,481.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,441.60 : 288,747.59 = 179,194.51 : x
  2. Step 2: Convert to fraction form
    193,441.60/288,747.59 = 179,194.51/x
  3. Step 3: Cross multiply
    193,441.60x = 288,747.59 × 179,194.51
  4. Step 4: Simplify right side
    193,441.60x = 51,741,982,903.73
  5. Step 5: Solve for x
    x = 51,741,982,903.73/193,441.60
  6. Step 6: Final answer
    x = 267,481.16

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.