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Finding the Fourth Proportional to 335,403.82, 503,105.73 and 229,902.94

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Solution

The fourth proportional to 335,403.82, 503,105.73 and 229,902.94 is: 344,854.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,403.82 : 503,105.73 = 229,902.94 : x
  2. Step 2: Convert to fraction form
    335,403.82/503,105.73 = 229,902.94/x
  3. Step 3: Cross multiply
    335,403.82x = 503,105.73 × 229,902.94
  4. Step 4: Simplify right side
    335,403.82x = 115,665,486,457.85
  5. Step 5: Solve for x
    x = 115,665,486,457.85/335,403.82
  6. Step 6: Final answer
    x = 344,854.41

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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.