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Finding the Fourth Proportional to 240.83, 361.25 and 58.23

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Solution

The fourth proportional to 240.83, 361.25 and 58.23 is: 87.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.83 : 361.25 = 58.23 : x
  2. Step 2: Convert to fraction form
    240.83/361.25 = 58.23/x
  3. Step 3: Cross multiply
    240.83x = 361.25 × 58.23
  4. Step 4: Simplify right side
    240.83x = 21,035.51
  5. Step 5: Solve for x
    x = 21,035.51/240.83
  6. Step 6: Final answer
    x = 87.34

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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.