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Finding the Fourth Proportional to 227,244.69, 340,867.98 and 69,472.89

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Solution

The fourth proportional to 227,244.69, 340,867.98 and 69,472.89 is: 104,209.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,244.69 : 340,867.98 = 69,472.89 : x
  2. Step 2: Convert to fraction form
    227,244.69/340,867.98 = 69,472.89/x
  3. Step 3: Cross multiply
    227,244.69x = 340,867.98 × 69,472.89
  4. Step 4: Simplify right side
    227,244.69x = 23,681,083,679.06
  5. Step 5: Solve for x
    x = 23,681,083,679.06/227,244.69
  6. Step 6: Final answer
    x = 104,209.62

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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.