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Finding the Fourth Proportional to 243.79, 365.08 and 232.68

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Solution

The fourth proportional to 243.79, 365.08 and 232.68 is: 348.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    243.79 : 365.08 = 232.68 : x
  2. Step 2: Convert to fraction form
    243.79/365.08 = 232.68/x
  3. Step 3: Cross multiply
    243.79x = 365.08 × 232.68
  4. Step 4: Simplify right side
    243.79x = 84,946.81
  5. Step 5: Solve for x
    x = 84,946.81/243.79
  6. Step 6: Final answer
    x = 348.44

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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.