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Finding the Fourth Proportional to 361.60, 544.51 and 350.83

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Solution

The fourth proportional to 361.60, 544.51 and 350.83 is: 528.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    361.60 : 544.51 = 350.83 : x
  2. Step 2: Convert to fraction form
    361.60/544.51 = 350.83/x
  3. Step 3: Cross multiply
    361.60x = 544.51 × 350.83
  4. Step 4: Simplify right side
    361.60x = 191,030.44
  5. Step 5: Solve for x
    x = 191,030.44/361.60
  6. Step 6: Final answer
    x = 528.29

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.