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Finding the Fourth Proportional to 192,438.97, 287,249.27 and 169,713.85

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Solution

The fourth proportional to 192,438.97, 287,249.27 and 169,713.85 is: 253,328.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,438.97 : 287,249.27 = 169,713.85 : x
  2. Step 2: Convert to fraction form
    192,438.97/287,249.27 = 169,713.85/x
  3. Step 3: Cross multiply
    192,438.97x = 287,249.27 × 169,713.85
  4. Step 4: Simplify right side
    192,438.97x = 48,750,179,521.39
  5. Step 5: Solve for x
    x = 48,750,179,521.39/192,438.97
  6. Step 6: Final answer
    x = 253,328.00

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