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Finding the Fourth Proportional to 1,199.82, 1,799.73 and 334.14

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Solution

The fourth proportional to 1,199.82, 1,799.73 and 334.14 is: 501.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199.82 : 1,799.73 = 334.14 : x
  2. Step 2: Convert to fraction form
    1,199.82/1,799.73 = 334.14/x
  3. Step 3: Cross multiply
    1,199.82x = 1,799.73 × 334.14
  4. Step 4: Simplify right side
    1,199.82x = 601,361.78
  5. Step 5: Solve for x
    x = 601,361.78/1,199.82
  6. Step 6: Final answer
    x = 501.21

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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.