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Finding the Fourth Proportional to 254.68, 350.71 and 184.61

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Solution

The fourth proportional to 254.68, 350.71 and 184.61 is: 254.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    254.68 : 350.71 = 184.61 : x
  2. Step 2: Convert to fraction form
    254.68/350.71 = 184.61/x
  3. Step 3: Cross multiply
    254.68x = 350.71 × 184.61
  4. Step 4: Simplify right side
    254.68x = 64,744.99
  5. Step 5: Solve for x
    x = 64,744.99/254.68
  6. Step 6: Final answer
    x = 254.22

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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.