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Finding the Fourth Proportional to 11,469.50, 17,204.28 and 3,261.50

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Solution

The fourth proportional to 11,469.50, 17,204.28 and 3,261.50 is: 4,892.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,469.50 : 17,204.28 = 3,261.50 : x
  2. Step 2: Convert to fraction form
    11,469.50/17,204.28 = 3,261.50/x
  3. Step 3: Cross multiply
    11,469.50x = 17,204.28 × 3,261.50
  4. Step 4: Simplify right side
    11,469.50x = 56,111,759.22
  5. Step 5: Solve for x
    x = 56,111,759.22/11,469.50
  6. Step 6: Final answer
    x = 4,892.26

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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.