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Finding the Fourth Proportional to 5,818.24, 8,722.56 and 5,492.24

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Solution

The fourth proportional to 5,818.24, 8,722.56 and 5,492.24 is: 8,233.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,818.24 : 8,722.56 = 5,492.24 : x
  2. Step 2: Convert to fraction form
    5,818.24/8,722.56 = 5,492.24/x
  3. Step 3: Cross multiply
    5,818.24x = 8,722.56 × 5,492.24
  4. Step 4: Simplify right side
    5,818.24x = 47,906,392.93
  5. Step 5: Solve for x
    x = 47,906,392.93/5,818.24
  6. Step 6: Final answer
    x = 8,233.83

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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.