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Finding the Fourth Proportional to 376,506.45, 564,380.60 and 166,107.33

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Solution

The fourth proportional to 376,506.45, 564,380.60 and 166,107.33 is: 248,993.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,506.45 : 564,380.60 = 166,107.33 : x
  2. Step 2: Convert to fraction form
    376,506.45/564,380.60 = 166,107.33/x
  3. Step 3: Cross multiply
    376,506.45x = 564,380.60 × 166,107.33
  4. Step 4: Simplify right side
    376,506.45x = 93,747,753,739.26
  5. Step 5: Solve for x
    x = 93,747,753,739.26/376,506.45
  6. Step 6: Final answer
    x = 248,993.75

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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.