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Finding the Fourth Proportional to 244.58, 367.04 and 129.05

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Solution

The fourth proportional to 244.58, 367.04 and 129.05 is: 193.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.58 : 367.04 = 129.05 : x
  2. Step 2: Convert to fraction form
    244.58/367.04 = 129.05/x
  3. Step 3: Cross multiply
    244.58x = 367.04 × 129.05
  4. Step 4: Simplify right side
    244.58x = 47,365.00
  5. Step 5: Solve for x
    x = 47,365.00/244.58
  6. Step 6: Final answer
    x = 193.66

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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.