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Finding the Fourth Proportional to 220,325.50, 330,487.44 and 62,553.97

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Solution

The fourth proportional to 220,325.50, 330,487.44 and 62,553.97 is: 93,830.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,325.50 : 330,487.44 = 62,553.97 : x
  2. Step 2: Convert to fraction form
    220,325.50/330,487.44 = 62,553.97/x
  3. Step 3: Cross multiply
    220,325.50x = 330,487.44 × 62,553.97
  4. Step 4: Simplify right side
    220,325.50x = 20,673,301,407.14
  5. Step 5: Solve for x
    x = 20,673,301,407.14/220,325.50
  6. Step 6: Final answer
    x = 93,830.73

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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.