Home / 204,834.80-307,252.20-203,522.60

Finding the Fourth Proportional to 204,834.80, 307,252.20 and 203,522.60

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Solution

The fourth proportional to 204,834.80, 307,252.20 and 203,522.60 is: 305,283.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,834.80 : 307,252.20 = 203,522.60 : x
  2. Step 2: Convert to fraction form
    204,834.80/307,252.20 = 203,522.60/x
  3. Step 3: Cross multiply
    204,834.80x = 307,252.20 × 203,522.60
  4. Step 4: Simplify right side
    204,834.80x = 62,532,766,599.72
  5. Step 5: Solve for x
    x = 62,532,766,599.72/204,834.80
  6. Step 6: Final answer
    x = 305,283.90

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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.