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Finding the Fourth Proportional to 335,759.38, 503,846.43 and 136,081.42

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Solution

The fourth proportional to 335,759.38, 503,846.43 and 136,081.42 is: 204,206.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,759.38 : 503,846.43 = 136,081.42 : x
  2. Step 2: Convert to fraction form
    335,759.38/503,846.43 = 136,081.42/x
  3. Step 3: Cross multiply
    335,759.38x = 503,846.43 × 136,081.42
  4. Step 4: Simplify right side
    335,759.38x = 68,564,137,656.33
  5. Step 5: Solve for x
    x = 68,564,137,656.33/335,759.38
  6. Step 6: Final answer
    x = 204,206.17

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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.