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Finding the Fourth Proportional to 5,891.85, 8,838.86 and 2,605.05

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Solution

The fourth proportional to 5,891.85, 8,838.86 and 2,605.05 is: 3,908.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,891.85 : 8,838.86 = 2,605.05 : x
  2. Step 2: Convert to fraction form
    5,891.85/8,838.86 = 2,605.05/x
  3. Step 3: Cross multiply
    5,891.85x = 8,838.86 × 2,605.05
  4. Step 4: Simplify right side
    5,891.85x = 23,025,659.22
  5. Step 5: Solve for x
    x = 23,025,659.22/5,891.85
  6. Step 6: Final answer
    x = 3,908.05

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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.