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Finding the Fourth Proportional to 5,861.40, 8,794.89 and 2,941.76

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Solution

The fourth proportional to 5,861.40, 8,794.89 and 2,941.76 is: 4,414.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,861.40 : 8,794.89 = 2,941.76 : x
  2. Step 2: Convert to fraction form
    5,861.40/8,794.89 = 2,941.76/x
  3. Step 3: Cross multiply
    5,861.40x = 8,794.89 × 2,941.76
  4. Step 4: Simplify right side
    5,861.40x = 25,872,411.63
  5. Step 5: Solve for x
    x = 25,872,411.63/5,861.40
  6. Step 6: Final answer
    x = 4,414.03

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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.