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Finding the Fourth Proportional to 605,499.11, 907,933.37 and 226,107.89

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Solution

The fourth proportional to 605,499.11, 907,933.37 and 226,107.89 is: 339,044.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,499.11 : 907,933.37 = 226,107.89 : x
  2. Step 2: Convert to fraction form
    605,499.11/907,933.37 = 226,107.89/x
  3. Step 3: Cross multiply
    605,499.11x = 907,933.37 × 226,107.89
  4. Step 4: Simplify right side
    605,499.11x = 205,290,892,881.08
  5. Step 5: Solve for x
    x = 205,290,892,881.08/605,499.11
  6. Step 6: Final answer
    x = 339,044.09

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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.