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Finding the Fourth Proportional to 3,997.41, 5,994.09 and 1,223.43

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Solution

The fourth proportional to 3,997.41, 5,994.09 and 1,223.43 is: 1,834.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,997.41 : 5,994.09 = 1,223.43 : x
  2. Step 2: Convert to fraction form
    3,997.41/5,994.09 = 1,223.43/x
  3. Step 3: Cross multiply
    3,997.41x = 5,994.09 × 1,223.43
  4. Step 4: Simplify right side
    3,997.41x = 7,333,349.53
  5. Step 5: Solve for x
    x = 7,333,349.53/3,997.41
  6. Step 6: Final answer
    x = 1,834.53

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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.