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Finding the Fourth Proportional to 383,383.43, 529,071.23 and 222,333.96

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Solution

The fourth proportional to 383,383.43, 529,071.23 and 222,333.96 is: 306,822.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,383.43 : 529,071.23 = 222,333.96 : x
  2. Step 2: Convert to fraction form
    383,383.43/529,071.23 = 222,333.96/x
  3. Step 3: Cross multiply
    383,383.43x = 529,071.23 × 222,333.96
  4. Step 4: Simplify right side
    383,383.43x = 117,630,500,576.30
  5. Step 5: Solve for x
    x = 117,630,500,576.30/383,383.43
  6. Step 6: Final answer
    x = 306,822.08

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.