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Finding the Fourth Proportional to 5,859.48, 8,789.31 and 2,349.80

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Solution

The fourth proportional to 5,859.48, 8,789.31 and 2,349.80 is: 3,524.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,859.48 : 8,789.31 = 2,349.80 : x
  2. Step 2: Convert to fraction form
    5,859.48/8,789.31 = 2,349.80/x
  3. Step 3: Cross multiply
    5,859.48x = 8,789.31 × 2,349.80
  4. Step 4: Simplify right side
    5,859.48x = 20,653,076.69
  5. Step 5: Solve for x
    x = 20,653,076.69/5,859.48
  6. Step 6: Final answer
    x = 3,524.73

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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.