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Finding the Fourth Proportional to 2,196.68, 3,295.02 and 897.92

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Solution

The fourth proportional to 2,196.68, 3,295.02 and 897.92 is: 1,346.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,196.68 : 3,295.02 = 897.92 : x
  2. Step 2: Convert to fraction form
    2,196.68/3,295.02 = 897.92/x
  3. Step 3: Cross multiply
    2,196.68x = 3,295.02 × 897.92
  4. Step 4: Simplify right side
    2,196.68x = 2,958,664.36
  5. Step 5: Solve for x
    x = 2,958,664.36/2,196.68
  6. Step 6: Final answer
    x = 1,346.88

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Double scale
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Similar ratio
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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.