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Finding the Fourth Proportional to 2,462.45, 3,693.67 and 797.97

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Solution

The fourth proportional to 2,462.45, 3,693.67 and 797.97 is: 1,196.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,462.45 : 3,693.67 = 797.97 : x
  2. Step 2: Convert to fraction form
    2,462.45/3,693.67 = 797.97/x
  3. Step 3: Cross multiply
    2,462.45x = 3,693.67 × 797.97
  4. Step 4: Simplify right side
    2,462.45x = 2,947,422.82
  5. Step 5: Solve for x
    x = 2,947,422.82/2,462.45
  6. Step 6: Final answer
    x = 1,196.95

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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.