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Finding the Fourth Proportional to 552,188.20, 827,796.30 and 374,117.80

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Solution

The fourth proportional to 552,188.20, 827,796.30 and 374,117.80 is: 560,847.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,188.20 : 827,796.30 = 374,117.80 : x
  2. Step 2: Convert to fraction form
    552,188.20/827,796.30 = 374,117.80/x
  3. Step 3: Cross multiply
    552,188.20x = 827,796.30 × 374,117.80
  4. Step 4: Simplify right side
    552,188.20x = 309,693,330,604.14
  5. Step 5: Solve for x
    x = 309,693,330,604.14/552,188.20
  6. Step 6: Final answer
    x = 560,847.43

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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.