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Finding the Fourth Proportional to 5,859.24, 8,777.24 and 3,081.72

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Solution

The fourth proportional to 5,859.24, 8,777.24 and 3,081.72 is: 4,616.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,859.24 : 8,777.24 = 3,081.72 : x
  2. Step 2: Convert to fraction form
    5,859.24/8,777.24 = 3,081.72/x
  3. Step 3: Cross multiply
    5,859.24x = 8,777.24 × 3,081.72
  4. Step 4: Simplify right side
    5,859.24x = 27,048,996.05
  5. Step 5: Solve for x
    x = 27,048,996.05/5,859.24
  6. Step 6: Final answer
    x = 4,616.47

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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.