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Finding the Fourth Proportional to 367,790.83, 550,072.79 and 327,548.14

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Solution

The fourth proportional to 367,790.83, 550,072.79 and 327,548.14 is: 489,885.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,790.83 : 550,072.79 = 327,548.14 : x
  2. Step 2: Convert to fraction form
    367,790.83/550,072.79 = 327,548.14/x
  3. Step 3: Cross multiply
    367,790.83x = 550,072.79 × 327,548.14
  4. Step 4: Simplify right side
    367,790.83x = 180,175,317,444.49
  5. Step 5: Solve for x
    x = 180,175,317,444.49/367,790.83
  6. Step 6: Final answer
    x = 489,885.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.