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Finding the Fourth Proportional to 242.16, 362.70 and 184.29

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Solution

The fourth proportional to 242.16, 362.70 and 184.29 is: 276.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    242.16 : 362.70 = 184.29 : x
  2. Step 2: Convert to fraction form
    242.16/362.70 = 184.29/x
  3. Step 3: Cross multiply
    242.16x = 362.70 × 184.29
  4. Step 4: Simplify right side
    242.16x = 66,841.98
  5. Step 5: Solve for x
    x = 66,841.98/242.16
  6. Step 6: Final answer
    x = 276.02

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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.