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Finding the Fourth Proportional to 3,462.91, 5,195.25 and 997.92

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Solution

The fourth proportional to 3,462.91, 5,195.25 and 997.92 is: 1,497.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462.91 : 5,195.25 = 997.92 : x
  2. Step 2: Convert to fraction form
    3,462.91/5,195.25 = 997.92/x
  3. Step 3: Cross multiply
    3,462.91x = 5,195.25 × 997.92
  4. Step 4: Simplify right side
    3,462.91x = 5,184,443.88
  5. Step 5: Solve for x
    x = 5,184,443.88/3,462.91
  6. Step 6: Final answer
    x = 1,497.14

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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.