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Finding the Fourth Proportional to 6,699, 9,245.70 and 3,903.96

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Solution

The fourth proportional to 6,699, 9,245.70 and 3,903.96 is: 5,388.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,699 : 9,245.70 = 3,903.96 : x
  2. Step 2: Convert to fraction form
    6,699/9,245.70 = 3,903.96/x
  3. Step 3: Cross multiply
    6,699x = 9,245.70 × 3,903.96
  4. Step 4: Simplify right side
    6,699x = 36,094,842.97
  5. Step 5: Solve for x
    x = 36,094,842.97/6,699
  6. Step 6: Final answer
    x = 5,388.09

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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.