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Finding the Fourth Proportional to 226,504.80, 339,742.62 and 68,734.62

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Solution

The fourth proportional to 226,504.80, 339,742.62 and 68,734.62 is: 103,097.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,504.80 : 339,742.62 = 68,734.62 : x
  2. Step 2: Convert to fraction form
    226,504.80/339,742.62 = 68,734.62/x
  3. Step 3: Cross multiply
    226,504.80x = 339,742.62 × 68,734.62
  4. Step 4: Simplify right side
    226,504.80x = 23,352,079,883.50
  5. Step 5: Solve for x
    x = 23,352,079,883.50/226,504.80
  6. Step 6: Final answer
    x = 103,097.51

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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.