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Finding the Fourth Proportional to 241.36, 362.06 and 79.00

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Solution

The fourth proportional to 241.36, 362.06 and 79.00 is: 118.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.36 : 362.06 = 79.00 : x
  2. Step 2: Convert to fraction form
    241.36/362.06 = 79.00/x
  3. Step 3: Cross multiply
    241.36x = 362.06 × 79.00
  4. Step 4: Simplify right side
    241.36x = 28,603.65
  5. Step 5: Solve for x
    x = 28,603.65/241.36
  6. Step 6: Final answer
    x = 118.51

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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.