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Finding the Fourth Proportional to 3,462.60, 5,194.01 and 997.54

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Solution

The fourth proportional to 3,462.60, 5,194.01 and 997.54 is: 1,496.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462.60 : 5,194.01 = 997.54 : x
  2. Step 2: Convert to fraction form
    3,462.60/5,194.01 = 997.54/x
  3. Step 3: Cross multiply
    3,462.60x = 5,194.01 × 997.54
  4. Step 4: Simplify right side
    3,462.60x = 5,181,232.74
  5. Step 5: Solve for x
    x = 5,181,232.74/3,462.60
  6. Step 6: Final answer
    x = 1,496.34

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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.