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Finding the Fourth Proportional to 226,813.60, 340,226 and 108,497.44

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Solution

The fourth proportional to 226,813.60, 340,226 and 108,497.44 is: 162,748.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,813.60 : 340,226 = 108,497.44 : x
  2. Step 2: Convert to fraction form
    226,813.60/340,226 = 108,497.44/x
  3. Step 3: Cross multiply
    226,813.60x = 340,226 × 108,497.44
  4. Step 4: Simplify right side
    226,813.60x = 36,913,650,021.44
  5. Step 5: Solve for x
    x = 36,913,650,021.44/226,813.60
  6. Step 6: Final answer
    x = 162,748.84

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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.