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Finding the Fourth Proportional to 11,701, 17,554.54 and 3,493

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Solution

The fourth proportional to 11,701, 17,554.54 and 3,493 is: 5,240.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,701 : 17,554.54 = 3,493 : x
  2. Step 2: Convert to fraction form
    11,701/17,554.54 = 3,493/x
  3. Step 3: Cross multiply
    11,701x = 17,554.54 × 3,493
  4. Step 4: Simplify right side
    11,701x = 61,318,008.22
  5. Step 5: Solve for x
    x = 61,318,008.22/11,701
  6. Step 6: Final answer
    x = 5,240.41

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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.