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Finding the Fourth Proportional to 7,063.52, 9,745.04 and 5,448.88

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Solution

The fourth proportional to 7,063.52, 9,745.04 and 5,448.88 is: 7,517.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,063.52 : 9,745.04 = 5,448.88 : x
  2. Step 2: Convert to fraction form
    7,063.52/9,745.04 = 5,448.88/x
  3. Step 3: Cross multiply
    7,063.52x = 9,745.04 × 5,448.88
  4. Step 4: Simplify right side
    7,063.52x = 53,099,553.56
  5. Step 5: Solve for x
    x = 53,099,553.56/7,063.52
  6. Step 6: Final answer
    x = 7,517.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.