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Finding the Fourth Proportional to 203,192.28, 304,817 and 84,836.68

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Solution

The fourth proportional to 203,192.28, 304,817 and 84,836.68 is: 127,266.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,192.28 : 304,817 = 84,836.68 : x
  2. Step 2: Convert to fraction form
    203,192.28/304,817 = 84,836.68/x
  3. Step 3: Cross multiply
    203,192.28x = 304,817 × 84,836.68
  4. Step 4: Simplify right side
    203,192.28x = 25,859,662,287.56
  5. Step 5: Solve for x
    x = 25,859,662,287.56/203,192.28
  6. Step 6: Final answer
    x = 127,266.95

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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.