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Finding the Fourth Proportional to 11,196, 16,794 and 2,988

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Solution

The fourth proportional to 11,196, 16,794 and 2,988 is: 4,482

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,196 : 16,794 = 2,988 : x
  2. Step 2: Convert to fraction form
    11,196/16,794 = 2,988/x
  3. Step 3: Cross multiply
    11,196x = 16,794 × 2,988
  4. Step 4: Simplify right side
    11,196x = 50,180,472
  5. Step 5: Solve for x
    x = 50,180,472/11,196
  6. Step 6: Final answer
    x = 4,482

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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.