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Finding the Fourth Proportional to 3,494.99, 5,241.78 and 2,241.87

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Solution

The fourth proportional to 3,494.99, 5,241.78 and 2,241.87 is: 3,362.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,494.99 : 5,241.78 = 2,241.87 : x
  2. Step 2: Convert to fraction form
    3,494.99/5,241.78 = 2,241.87/x
  3. Step 3: Cross multiply
    3,494.99x = 5,241.78 × 2,241.87
  4. Step 4: Simplify right side
    3,494.99x = 11,751,389.33
  5. Step 5: Solve for x
    x = 11,751,389.33/3,494.99
  6. Step 6: Final answer
    x = 3,362.36

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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.