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Finding the Fourth Proportional to 5,838.76, 8,771.10 and 5,654.44

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Solution

The fourth proportional to 5,838.76, 8,771.10 and 5,654.44 is: 8,494.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,838.76 : 8,771.10 = 5,654.44 : x
  2. Step 2: Convert to fraction form
    5,838.76/8,771.10 = 5,654.44/x
  3. Step 3: Cross multiply
    5,838.76x = 8,771.10 × 5,654.44
  4. Step 4: Simplify right side
    5,838.76x = 49,595,658.68
  5. Step 5: Solve for x
    x = 49,595,658.68/5,838.76
  6. Step 6: Final answer
    x = 8,494.21

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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.