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Finding the Fourth Proportional to 236.05, 353.37 and 175.45

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Solution

The fourth proportional to 236.05, 353.37 and 175.45 is: 262.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.05 : 353.37 = 175.45 : x
  2. Step 2: Convert to fraction form
    236.05/353.37 = 175.45/x
  3. Step 3: Cross multiply
    236.05x = 353.37 × 175.45
  4. Step 4: Simplify right side
    236.05x = 61,998.77
  5. Step 5: Solve for x
    x = 61,998.77/236.05
  6. Step 6: Final answer
    x = 262.65

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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.