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Finding the Fourth Proportional to 4,962.52, 7,443.11 and 2,745.46

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Solution

The fourth proportional to 4,962.52, 7,443.11 and 2,745.46 is: 4,117.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,962.52 : 7,443.11 = 2,745.46 : x
  2. Step 2: Convert to fraction form
    4,962.52/7,443.11 = 2,745.46/x
  3. Step 3: Cross multiply
    4,962.52x = 7,443.11 × 2,745.46
  4. Step 4: Simplify right side
    4,962.52x = 20,434,760.78
  5. Step 5: Solve for x
    x = 20,434,760.78/4,962.52
  6. Step 6: Final answer
    x = 4,117.82

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1.5x scale

Why These Related Problems?

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