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Finding the Fourth Proportional to 6,261.63, 8,641.31 and 3,467.13

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Solution

The fourth proportional to 6,261.63, 8,641.31 and 3,467.13 is: 4,784.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,261.63 : 8,641.31 = 3,467.13 : x
  2. Step 2: Convert to fraction form
    6,261.63/8,641.31 = 3,467.13/x
  3. Step 3: Cross multiply
    6,261.63x = 8,641.31 × 3,467.13
  4. Step 4: Simplify right side
    6,261.63x = 29,960,545.14
  5. Step 5: Solve for x
    x = 29,960,545.14/6,261.63
  6. Step 6: Final answer
    x = 4,784.78

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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.