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Finding the Fourth Proportional to 2,617.10, 3,943.10 and 2,367.22

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Solution

The fourth proportional to 2,617.10, 3,943.10 and 2,367.22 is: 3,566.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617.10 : 3,943.10 = 2,367.22 : x
  2. Step 2: Convert to fraction form
    2,617.10/3,943.10 = 2,367.22/x
  3. Step 3: Cross multiply
    2,617.10x = 3,943.10 × 2,367.22
  4. Step 4: Simplify right side
    2,617.10x = 9,334,169.41
  5. Step 5: Solve for x
    x = 9,334,169.41/2,617.10
  6. Step 6: Final answer
    x = 3,566.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.