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Finding the Fourth Proportional to 6,182.32, 8,531.82 and 3,387.82

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Solution

The fourth proportional to 6,182.32, 8,531.82 and 3,387.82 is: 4,675.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,182.32 : 8,531.82 = 3,387.82 : x
  2. Step 2: Convert to fraction form
    6,182.32/8,531.82 = 3,387.82/x
  3. Step 3: Cross multiply
    6,182.32x = 8,531.82 × 3,387.82
  4. Step 4: Simplify right side
    6,182.32x = 28,904,270.43
  5. Step 5: Solve for x
    x = 28,904,270.43/6,182.32
  6. Step 6: Final answer
    x = 4,675.31

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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.