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Finding the Fourth Proportional to 2,196, 3,294.01 and 897.47

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Solution

The fourth proportional to 2,196, 3,294.01 and 897.47 is: 1,346.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,196 : 3,294.01 = 897.47 : x
  2. Step 2: Convert to fraction form
    2,196/3,294.01 = 897.47/x
  3. Step 3: Cross multiply
    2,196x = 3,294.01 × 897.47
  4. Step 4: Simplify right side
    2,196x = 2,956,270.67
  5. Step 5: Solve for x
    x = 2,956,270.67/2,196
  6. Step 6: Final answer
    x = 1,346.21

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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.