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Finding the Fourth Proportional to 6,409.35, 8,844.72 and 3,576.74

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Solution

The fourth proportional to 6,409.35, 8,844.72 and 3,576.74 is: 4,935.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,409.35 : 8,844.72 = 3,576.74 : x
  2. Step 2: Convert to fraction form
    6,409.35/8,844.72 = 3,576.74/x
  3. Step 3: Cross multiply
    6,409.35x = 8,844.72 × 3,576.74
  4. Step 4: Simplify right side
    6,409.35x = 31,635,219.59
  5. Step 5: Solve for x
    x = 31,635,219.59/6,409.35
  6. Step 6: Final answer
    x = 4,935.79

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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.