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Finding the Fourth Proportional to 3,192.77, 4,800.10 and 2,952.20

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Solution

The fourth proportional to 3,192.77, 4,800.10 and 2,952.20 is: 4,438.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.77 : 4,800.10 = 2,952.20 : x
  2. Step 2: Convert to fraction form
    3,192.77/4,800.10 = 2,952.20/x
  3. Step 3: Cross multiply
    3,192.77x = 4,800.10 × 2,952.20
  4. Step 4: Simplify right side
    3,192.77x = 14,170,855.22
  5. Step 5: Solve for x
    x = 14,170,855.22/3,192.77
  6. Step 6: Final answer
    x = 4,438.42

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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.