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Finding the Fourth Proportional to 6,369.24, 8,789.56 and 3,574.76

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Solution

The fourth proportional to 6,369.24, 8,789.56 and 3,574.76 is: 4,933.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,369.24 : 8,789.56 = 3,574.76 : x
  2. Step 2: Convert to fraction form
    6,369.24/8,789.56 = 3,574.76/x
  3. Step 3: Cross multiply
    6,369.24x = 8,789.56 × 3,574.76
  4. Step 4: Simplify right side
    6,369.24x = 31,420,567.51
  5. Step 5: Solve for x
    x = 31,420,567.51/6,369.24
  6. Step 6: Final answer
    x = 4,933.17

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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.