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Finding the Fourth Proportional to 5,859.68, 8,789.64 and 2,394.80

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Solution

The fourth proportional to 5,859.68, 8,789.64 and 2,394.80 is: 3,592.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,859.68 : 8,789.64 = 2,394.80 : x
  2. Step 2: Convert to fraction form
    5,859.68/8,789.64 = 2,394.80/x
  3. Step 3: Cross multiply
    5,859.68x = 8,789.64 × 2,394.80
  4. Step 4: Simplify right side
    5,859.68x = 21,049,429.87
  5. Step 5: Solve for x
    x = 21,049,429.87/5,859.68
  6. Step 6: Final answer
    x = 3,592.25

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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.