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Finding the Fourth Proportional to 269,212.94, 371,516.31 and 148,358.56

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Solution

The fourth proportional to 269,212.94, 371,516.31 and 148,358.56 is: 204,736.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,212.94 : 371,516.31 = 148,358.56 : x
  2. Step 2: Convert to fraction form
    269,212.94/371,516.31 = 148,358.56/x
  3. Step 3: Cross multiply
    269,212.94x = 371,516.31 × 148,358.56
  4. Step 4: Simplify right side
    269,212.94x = 55,117,623,282.98
  5. Step 5: Solve for x
    x = 55,117,623,282.98/269,212.94
  6. Step 6: Final answer
    x = 204,736.16

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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.