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Finding the Fourth Proportional to 203,654.44, 305,483.90 and 61,500.92

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Solution

The fourth proportional to 203,654.44, 305,483.90 and 61,500.92 is: 92,252.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,654.44 : 305,483.90 = 61,500.92 : x
  2. Step 2: Convert to fraction form
    203,654.44/305,483.90 = 61,500.92/x
  3. Step 3: Cross multiply
    203,654.44x = 305,483.90 × 61,500.92
  4. Step 4: Simplify right side
    203,654.44x = 18,787,540,895.19
  5. Step 5: Solve for x
    x = 18,787,540,895.19/203,654.44
  6. Step 6: Final answer
    x = 92,252.06

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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.