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Finding the Fourth Proportional to 184.80, 256.24 and 174.08

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Solution

The fourth proportional to 184.80, 256.24 and 174.08 is: 241.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.80 : 256.24 = 174.08 : x
  2. Step 2: Convert to fraction form
    184.80/256.24 = 174.08/x
  3. Step 3: Cross multiply
    184.80x = 256.24 × 174.08
  4. Step 4: Simplify right side
    184.80x = 44,606.26
  5. Step 5: Solve for x
    x = 44,606.26/184.80
  6. Step 6: Final answer
    x = 241.38

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.