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Finding the Fourth Proportional to 227,294.58, 340,887.12 and 69,524.40

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Solution

The fourth proportional to 227,294.58, 340,887.12 and 69,524.40 is: 104,269.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,294.58 : 340,887.12 = 69,524.40 : x
  2. Step 2: Convert to fraction form
    227,294.58/340,887.12 = 69,524.40/x
  3. Step 3: Cross multiply
    227,294.58x = 340,887.12 × 69,524.40
  4. Step 4: Simplify right side
    227,294.58x = 23,699,972,485.73
  5. Step 5: Solve for x
    x = 23,699,972,485.73/227,294.58
  6. Step 6: Final answer
    x = 104,269.85

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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.