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Finding the Fourth Proportional to 222,034.28, 333,100.56 and 103,640.96

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Solution

The fourth proportional to 222,034.28, 333,100.56 and 103,640.96 is: 155,484.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,034.28 : 333,100.56 = 103,640.96 : x
  2. Step 2: Convert to fraction form
    222,034.28/333,100.56 = 103,640.96/x
  3. Step 3: Cross multiply
    222,034.28x = 333,100.56 × 103,640.96
  4. Step 4: Simplify right side
    222,034.28x = 34,522,861,814.94
  5. Step 5: Solve for x
    x = 34,522,861,814.94/222,034.28
  6. Step 6: Final answer
    x = 155,484.38

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.