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Finding the Fourth Proportional to 4,525, 6,242.82 and 2,843.56

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Solution

The fourth proportional to 4,525, 6,242.82 and 2,843.56 is: 3,923.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,525 : 6,242.82 = 2,843.56 : x
  2. Step 2: Convert to fraction form
    4,525/6,242.82 = 2,843.56/x
  3. Step 3: Cross multiply
    4,525x = 6,242.82 × 2,843.56
  4. Step 4: Simplify right side
    4,525x = 17,751,833.24
  5. Step 5: Solve for x
    x = 17,751,833.24/4,525
  6. Step 6: Final answer
    x = 3,923.06

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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.