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Finding the Fourth Proportional to 6,383.70, 8,810.56 and 3,730.59

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Solution

The fourth proportional to 6,383.70, 8,810.56 and 3,730.59 is: 5,148.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,383.70 : 8,810.56 = 3,730.59 : x
  2. Step 2: Convert to fraction form
    6,383.70/8,810.56 = 3,730.59/x
  3. Step 3: Cross multiply
    6,383.70x = 8,810.56 × 3,730.59
  4. Step 4: Simplify right side
    6,383.70x = 32,868,587.03
  5. Step 5: Solve for x
    x = 32,868,587.03/6,383.70
  6. Step 6: Final answer
    x = 5,148.83

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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.