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Finding the Fourth Proportional to 276,902.25, 382,252.67 and 162,164.94

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Solution

The fourth proportional to 276,902.25, 382,252.67 and 162,164.94 is: 223,862.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,902.25 : 382,252.67 = 162,164.94 : x
  2. Step 2: Convert to fraction form
    276,902.25/382,252.67 = 162,164.94/x
  3. Step 3: Cross multiply
    276,902.25x = 382,252.67 × 162,164.94
  4. Step 4: Simplify right side
    276,902.25x = 61,987,981,295.39
  5. Step 5: Solve for x
    x = 61,987,981,295.39/276,902.25
  6. Step 6: Final answer
    x = 223,862.32

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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.