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Finding the Fourth Proportional to 5,989.62, 8,247.84 and 5,856.86

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Solution

The fourth proportional to 5,989.62, 8,247.84 and 5,856.86 is: 8,065.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,989.62 : 8,247.84 = 5,856.86 : x
  2. Step 2: Convert to fraction form
    5,989.62/8,247.84 = 5,856.86/x
  3. Step 3: Cross multiply
    5,989.62x = 8,247.84 × 5,856.86
  4. Step 4: Simplify right side
    5,989.62x = 48,306,402.94
  5. Step 5: Solve for x
    x = 48,306,402.94/5,989.62
  6. Step 6: Final answer
    x = 8,065.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.