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Finding the Fourth Proportional to 227,757.80, 341,628.60 and 103,098.80

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Solution

The fourth proportional to 227,757.80, 341,628.60 and 103,098.80 is: 154,644.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,757.80 : 341,628.60 = 103,098.80 : x
  2. Step 2: Convert to fraction form
    227,757.80/341,628.60 = 103,098.80/x
  3. Step 3: Cross multiply
    227,757.80x = 341,628.60 × 103,098.80
  4. Step 4: Simplify right side
    227,757.80x = 35,221,498,705.68
  5. Step 5: Solve for x
    x = 35,221,498,705.68/227,757.80
  6. Step 6: Final answer
    x = 154,644.53

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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.