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Finding the Fourth Proportional to 5,861.52, 8,800.32 and 3,678.72

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Solution

The fourth proportional to 5,861.52, 8,800.32 and 3,678.72 is: 5,523.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,861.52 : 8,800.32 = 3,678.72 : x
  2. Step 2: Convert to fraction form
    5,861.52/8,800.32 = 3,678.72/x
  3. Step 3: Cross multiply
    5,861.52x = 8,800.32 × 3,678.72
  4. Step 4: Simplify right side
    5,861.52x = 32,373,913.19
  5. Step 5: Solve for x
    x = 32,373,913.19/5,861.52
  6. Step 6: Final answer
    x = 5,523.13

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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.