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Finding the Fourth Proportional to 214.22, 295.62 and 174.54

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Solution

The fourth proportional to 214.22, 295.62 and 174.54 is: 240.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    214.22 : 295.62 = 174.54 : x
  2. Step 2: Convert to fraction form
    214.22/295.62 = 174.54/x
  3. Step 3: Cross multiply
    214.22x = 295.62 × 174.54
  4. Step 4: Simplify right side
    214.22x = 51,597.51
  5. Step 5: Solve for x
    x = 51,597.51/214.22
  6. Step 6: Final answer
    x = 240.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.