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Finding the Fourth Proportional to 253,951, 350,450.44 and 139,228.27

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Solution

The fourth proportional to 253,951, 350,450.44 and 139,228.27 is: 192,133.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,951 : 350,450.44 = 139,228.27 : x
  2. Step 2: Convert to fraction form
    253,951/350,450.44 = 139,228.27/x
  3. Step 3: Cross multiply
    253,951x = 350,450.44 × 139,228.27
  4. Step 4: Simplify right side
    253,951x = 48,792,608,481.94
  5. Step 5: Solve for x
    x = 48,792,608,481.94/253,951
  6. Step 6: Final answer
    x = 192,133.95

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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.