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Finding the Fourth Proportional to 22,204.84, 33,296.04 and 7,408.48

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Solution

The fourth proportional to 22,204.84, 33,296.04 and 7,408.48 is: 11,108.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,204.84 : 33,296.04 = 7,408.48 : x
  2. Step 2: Convert to fraction form
    22,204.84/33,296.04 = 7,408.48/x
  3. Step 3: Cross multiply
    22,204.84x = 33,296.04 × 7,408.48
  4. Step 4: Simplify right side
    22,204.84x = 246,673,046.42
  5. Step 5: Solve for x
    x = 246,673,046.42/22,204.84
  6. Step 6: Final answer
    x = 11,108.98

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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.