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Finding the Fourth Proportional to 275,795.80, 413,693.70 and 246,052.60

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Solution

The fourth proportional to 275,795.80, 413,693.70 and 246,052.60 is: 369,078.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,795.80 : 413,693.70 = 246,052.60 : x
  2. Step 2: Convert to fraction form
    275,795.80/413,693.70 = 246,052.60/x
  3. Step 3: Cross multiply
    275,795.80x = 413,693.70 × 246,052.60
  4. Step 4: Simplify right side
    275,795.80x = 101,790,410,488.62
  5. Step 5: Solve for x
    x = 101,790,410,488.62/275,795.80
  6. Step 6: Final answer
    x = 369,078.90

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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.