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Finding the Fourth Proportional to 226,504.90, 340,016.55 and 133,063.30

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Solution

The fourth proportional to 226,504.90, 340,016.55 and 133,063.30 is: 199,747.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,504.90 : 340,016.55 = 133,063.30 : x
  2. Step 2: Convert to fraction form
    226,504.90/340,016.55 = 133,063.30/x
  3. Step 3: Cross multiply
    226,504.90x = 340,016.55 × 133,063.30
  4. Step 4: Simplify right side
    226,504.90x = 45,243,724,197.62
  5. Step 5: Solve for x
    x = 45,243,724,197.62/226,504.90
  6. Step 6: Final answer
    x = 199,747.22

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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.