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Finding the Fourth Proportional to 3,494.50, 5,241.36 and 897.46

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Solution

The fourth proportional to 3,494.50, 5,241.36 and 897.46 is: 1,346.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,494.50 : 5,241.36 = 897.46 : x
  2. Step 2: Convert to fraction form
    3,494.50/5,241.36 = 897.46/x
  3. Step 3: Cross multiply
    3,494.50x = 5,241.36 × 897.46
  4. Step 4: Simplify right side
    3,494.50x = 4,703,910.95
  5. Step 5: Solve for x
    x = 4,703,910.95/3,494.50
  6. Step 6: Final answer
    x = 1,346.09

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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.