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Finding the Fourth Proportional to 226,745.60, 340,124 and 108,429.44

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Solution

The fourth proportional to 226,745.60, 340,124 and 108,429.44 is: 162,646.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,745.60 : 340,124 = 108,429.44 : x
  2. Step 2: Convert to fraction form
    226,745.60/340,124 = 108,429.44/x
  3. Step 3: Cross multiply
    226,745.60x = 340,124 × 108,429.44
  4. Step 4: Simplify right side
    226,745.60x = 36,879,454,850.56
  5. Step 5: Solve for x
    x = 36,879,454,850.56/226,745.60
  6. Step 6: Final answer
    x = 162,646.84

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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.