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Finding the Fourth Proportional to 203,234.00, 304,786.39 and 189,966.41

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Solution

The fourth proportional to 203,234.00, 304,786.39 and 189,966.41 is: 284,889.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,234.00 : 304,786.39 = 189,966.41 : x
  2. Step 2: Convert to fraction form
    203,234.00/304,786.39 = 189,966.41/x
  3. Step 3: Cross multiply
    203,234.00x = 304,786.39 × 189,966.41
  4. Step 4: Simplify right side
    203,234.00x = 57,899,174,232.38
  5. Step 5: Solve for x
    x = 57,899,174,232.38/203,234.00
  6. Step 6: Final answer
    x = 284,889.21

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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.