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Finding the Fourth Proportional to 5,861.90, 8,794.89 and 2,574.54

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Solution

The fourth proportional to 5,861.90, 8,794.89 and 2,574.54 is: 3,862.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,861.90 : 8,794.89 = 2,574.54 : x
  2. Step 2: Convert to fraction form
    5,861.90/8,794.89 = 2,574.54/x
  3. Step 3: Cross multiply
    5,861.90x = 8,794.89 × 2,574.54
  4. Step 4: Simplify right side
    5,861.90x = 22,642,796.10
  5. Step 5: Solve for x
    x = 22,642,796.10/5,861.90
  6. Step 6: Final answer
    x = 3,862.70

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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.