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Finding the Fourth Proportional to 244,745.73, 367,118.60 and 86,980.41

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Solution

The fourth proportional to 244,745.73, 367,118.60 and 86,980.41 is: 130,470.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,745.73 : 367,118.60 = 86,980.41 : x
  2. Step 2: Convert to fraction form
    244,745.73/367,118.60 = 86,980.41/x
  3. Step 3: Cross multiply
    244,745.73x = 367,118.60 × 86,980.41
  4. Step 4: Simplify right side
    244,745.73x = 31,932,125,911.72
  5. Step 5: Solve for x
    x = 31,932,125,911.72/244,745.73
  6. Step 6: Final answer
    x = 130,470.62

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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.