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Finding the Fourth Proportional to 242.60, 363.49 and 184.88

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Solution

The fourth proportional to 242.60, 363.49 and 184.88 is: 277.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    242.60 : 363.49 = 184.88 : x
  2. Step 2: Convert to fraction form
    242.60/363.49 = 184.88/x
  3. Step 3: Cross multiply
    242.60x = 363.49 × 184.88
  4. Step 4: Simplify right side
    242.60x = 67,202.48
  5. Step 5: Solve for x
    x = 67,202.48/242.60
  6. Step 6: Final answer
    x = 277.02

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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.