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Finding the Fourth Proportional to 538,165.80, 806,672.70 and 182,850.60

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Solution

The fourth proportional to 538,165.80, 806,672.70 and 182,850.60 is: 274,080.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,165.80 : 806,672.70 = 182,850.60 : x
  2. Step 2: Convert to fraction form
    538,165.80/806,672.70 = 182,850.60/x
  3. Step 3: Cross multiply
    538,165.80x = 806,672.70 × 182,850.60
  4. Step 4: Simplify right side
    538,165.80x = 147,500,587,198.62
  5. Step 5: Solve for x
    x = 147,500,587,198.62/538,165.80
  6. Step 6: Final answer
    x = 274,080.19

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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.