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Finding the Fourth Proportional to 1,233.14, 1,850.01 and 411.41

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Solution

The fourth proportional to 1,233.14, 1,850.01 and 411.41 is: 617.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233.14 : 1,850.01 = 411.41 : x
  2. Step 2: Convert to fraction form
    1,233.14/1,850.01 = 411.41/x
  3. Step 3: Cross multiply
    1,233.14x = 1,850.01 × 411.41
  4. Step 4: Simplify right side
    1,233.14x = 761,112.61
  5. Step 5: Solve for x
    x = 761,112.61/1,233.14
  6. Step 6: Final answer
    x = 617.22

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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.