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Finding the Fourth Proportional to 338,540.30, 467,169.20 and 195,346.58

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Solution

The fourth proportional to 338,540.30, 467,169.20 and 195,346.58 is: 269,568.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,540.30 : 467,169.20 = 195,346.58 : x
  2. Step 2: Convert to fraction form
    338,540.30/467,169.20 = 195,346.58/x
  3. Step 3: Cross multiply
    338,540.30x = 467,169.20 × 195,346.58
  4. Step 4: Simplify right side
    338,540.30x = 91,259,905,501.34
  5. Step 5: Solve for x
    x = 91,259,905,501.34/338,540.30
  6. Step 6: Final answer
    x = 269,568.81

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.