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Finding the Fourth Proportional to 552,175.20, 827,776.80 and 374,104.80

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Solution

The fourth proportional to 552,175.20, 827,776.80 and 374,104.80 is: 560,827.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,175.20 : 827,776.80 = 374,104.80 : x
  2. Step 2: Convert to fraction form
    552,175.20/827,776.80 = 374,104.80/x
  3. Step 3: Cross multiply
    552,175.20x = 827,776.80 × 374,104.80
  4. Step 4: Simplify right side
    552,175.20x = 309,675,274,208.64
  5. Step 5: Solve for x
    x = 309,675,274,208.64/552,175.20
  6. Step 6: Final answer
    x = 560,827.93

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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.