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Finding the Fourth Proportional to 5,759.40, 8,633.12 and 2,793.47

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Solution

The fourth proportional to 5,759.40, 8,633.12 and 2,793.47 is: 4,187.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,759.40 : 8,633.12 = 2,793.47 : x
  2. Step 2: Convert to fraction form
    5,759.40/8,633.12 = 2,793.47/x
  3. Step 3: Cross multiply
    5,759.40x = 8,633.12 × 2,793.47
  4. Step 4: Simplify right side
    5,759.40x = 24,116,304.59
  5. Step 5: Solve for x
    x = 24,116,304.59/5,759.40
  6. Step 6: Final answer
    x = 4,187.29

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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.