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Finding the Fourth Proportional to 6,308.37, 8,701.99 and 3,655.42

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Solution

The fourth proportional to 6,308.37, 8,701.99 and 3,655.42 is: 5,042.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,308.37 : 8,701.99 = 3,655.42 : x
  2. Step 2: Convert to fraction form
    6,308.37/8,701.99 = 3,655.42/x
  3. Step 3: Cross multiply
    6,308.37x = 8,701.99 × 3,655.42
  4. Step 4: Simplify right side
    6,308.37x = 31,809,428.29
  5. Step 5: Solve for x
    x = 31,809,428.29/6,308.37
  6. Step 6: Final answer
    x = 5,042.42

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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.