Home / 336,178.20-503,576.10-231,115.80

Finding the Fourth Proportional to 336,178.20, 503,576.10 and 231,115.80

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Solution

The fourth proportional to 336,178.20, 503,576.10 and 231,115.80 is: 346,198.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,178.20 : 503,576.10 = 231,115.80 : x
  2. Step 2: Convert to fraction form
    336,178.20/503,576.10 = 231,115.80/x
  3. Step 3: Cross multiply
    336,178.20x = 503,576.10 × 231,115.80
  4. Step 4: Simplify right side
    336,178.20x = 116,384,393,212.38
  5. Step 5: Solve for x
    x = 116,384,393,212.38/336,178.20
  6. Step 6: Final answer
    x = 346,198.51

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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.