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Finding the Fourth Proportional to 6,270.41, 8,654.31 and 4,280.24

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Solution

The fourth proportional to 6,270.41, 8,654.31 and 4,280.24 is: 5,907.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,270.41 : 8,654.31 = 4,280.24 : x
  2. Step 2: Convert to fraction form
    6,270.41/8,654.31 = 4,280.24/x
  3. Step 3: Cross multiply
    6,270.41x = 8,654.31 × 4,280.24
  4. Step 4: Simplify right side
    6,270.41x = 37,042,545.47
  5. Step 5: Solve for x
    x = 37,042,545.47/6,270.41
  6. Step 6: Final answer
    x = 5,907.51

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.