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Finding the Fourth Proportional to 244,690.44, 367,072.14 and 86,905.64

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Solution

The fourth proportional to 244,690.44, 367,072.14 and 86,905.64 is: 130,371.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,690.44 : 367,072.14 = 86,905.64 : x
  2. Step 2: Convert to fraction form
    244,690.44/367,072.14 = 86,905.64/x
  3. Step 3: Cross multiply
    244,690.44x = 367,072.14 × 86,905.64
  4. Step 4: Simplify right side
    244,690.44x = 31,900,639,252.87
  5. Step 5: Solve for x
    x = 31,900,639,252.87/244,690.44
  6. Step 6: Final answer
    x = 130,371.42

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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.