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Finding the Fourth Proportional to 3,695.22, 5,092.07 and 3,649.23

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Solution

The fourth proportional to 3,695.22, 5,092.07 and 3,649.23 is: 5,028.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,695.22 : 5,092.07 = 3,649.23 : x
  2. Step 2: Convert to fraction form
    3,695.22/5,092.07 = 3,649.23/x
  3. Step 3: Cross multiply
    3,695.22x = 5,092.07 × 3,649.23
  4. Step 4: Simplify right side
    3,695.22x = 18,582,116.36
  5. Step 5: Solve for x
    x = 18,582,116.36/3,695.22
  6. Step 6: Final answer
    x = 5,028.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.