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Finding the Fourth Proportional to 6,715.52, 10,073.28 and 3,253.28

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Solution

The fourth proportional to 6,715.52, 10,073.28 and 3,253.28 is: 4,879.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,715.52 : 10,073.28 = 3,253.28 : x
  2. Step 2: Convert to fraction form
    6,715.52/10,073.28 = 3,253.28/x
  3. Step 3: Cross multiply
    6,715.52x = 10,073.28 × 3,253.28
  4. Step 4: Simplify right side
    6,715.52x = 32,771,200.36
  5. Step 5: Solve for x
    x = 32,771,200.36/6,715.52
  6. Step 6: Final answer
    x = 4,879.92

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.