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Finding the Fourth Proportional to 577,625.27, 866,863.62 and 274,020.38

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Solution

The fourth proportional to 577,625.27, 866,863.62 and 274,020.38 is: 411,232.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,625.27 : 866,863.62 = 274,020.38 : x
  2. Step 2: Convert to fraction form
    577,625.27/866,863.62 = 274,020.38/x
  3. Step 3: Cross multiply
    577,625.27x = 866,863.62 × 274,020.38
  4. Step 4: Simplify right side
    577,625.27x = 237,538,298,560.58
  5. Step 5: Solve for x
    x = 237,538,298,560.58/577,625.27
  6. Step 6: Final answer
    x = 411,232.53

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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.