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Finding the Fourth Proportional to 5,633.70, 8,451.11 and 1,935.44

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Solution

The fourth proportional to 5,633.70, 8,451.11 and 1,935.44 is: 2,903.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,633.70 : 8,451.11 = 1,935.44 : x
  2. Step 2: Convert to fraction form
    5,633.70/8,451.11 = 1,935.44/x
  3. Step 3: Cross multiply
    5,633.70x = 8,451.11 × 1,935.44
  4. Step 4: Simplify right side
    5,633.70x = 16,356,610.61
  5. Step 5: Solve for x
    x = 16,356,610.61/5,633.70
  6. Step 6: Final answer
    x = 2,903.35

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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.