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Finding the Fourth Proportional to 335,593.39, 503,138.65 and 202,442.61

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Solution

The fourth proportional to 335,593.39, 503,138.65 and 202,442.61 is: 303,512.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,593.39 : 503,138.65 = 202,442.61 : x
  2. Step 2: Convert to fraction form
    335,593.39/503,138.65 = 202,442.61/x
  3. Step 3: Cross multiply
    335,593.39x = 503,138.65 × 202,442.61
  4. Step 4: Simplify right side
    335,593.39x = 101,856,701,497.88
  5. Step 5: Solve for x
    x = 101,856,701,497.88/335,593.39
  6. Step 6: Final answer
    x = 303,512.24

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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.