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Finding the Fourth Proportional to 236.08, 353.73 and 170.98

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Solution

The fourth proportional to 236.08, 353.73 and 170.98 is: 256.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.08 : 353.73 = 170.98 : x
  2. Step 2: Convert to fraction form
    236.08/353.73 = 170.98/x
  3. Step 3: Cross multiply
    236.08x = 353.73 × 170.98
  4. Step 4: Simplify right side
    236.08x = 60,480.51
  5. Step 5: Solve for x
    x = 60,480.51/236.08
  6. Step 6: Final answer
    x = 256.19

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.