Home / 262,621.62-393,957.20-203,523.48

Finding the Fourth Proportional to 262,621.62, 393,957.20 and 203,523.48

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Solution

The fourth proportional to 262,621.62, 393,957.20 and 203,523.48 is: 305,304.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,621.62 : 393,957.20 = 203,523.48 : x
  2. Step 2: Convert to fraction form
    262,621.62/393,957.20 = 203,523.48/x
  3. Step 3: Cross multiply
    262,621.62x = 393,957.20 × 203,523.48
  4. Step 4: Simplify right side
    262,621.62x = 80,179,540,315.06
  5. Step 5: Solve for x
    x = 80,179,540,315.06/262,621.62
  6. Step 6: Final answer
    x = 305,304.42

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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.