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Finding the Fourth Proportional to 303,901.86, 419,383.53 and 167,932.02

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Solution

The fourth proportional to 303,901.86, 419,383.53 and 167,932.02 is: 231,745.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,901.86 : 419,383.53 = 167,932.02 : x
  2. Step 2: Convert to fraction form
    303,901.86/419,383.53 = 167,932.02/x
  3. Step 3: Cross multiply
    303,901.86x = 419,383.53 × 167,932.02
  4. Step 4: Simplify right side
    303,901.86x = 70,427,923,347.63
  5. Step 5: Solve for x
    x = 70,427,923,347.63/303,901.86
  6. Step 6: Final answer
    x = 231,745.61

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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.