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Finding the Fourth Proportional to 336,423.45, 504,063.93 and 203,023.44

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Solution

The fourth proportional to 336,423.45, 504,063.93 and 203,023.44 is: 304,190.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,423.45 : 504,063.93 = 203,023.44 : x
  2. Step 2: Convert to fraction form
    336,423.45/504,063.93 = 203,023.44/x
  3. Step 3: Cross multiply
    336,423.45x = 504,063.93 × 203,023.44
  4. Step 4: Simplify right side
    336,423.45x = 102,336,793,048.52
  5. Step 5: Solve for x
    x = 102,336,793,048.52/336,423.45
  6. Step 6: Final answer
    x = 304,190.43

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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.