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Finding the Fourth Proportional to 242.39, 334.11 and 184.07

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Solution

The fourth proportional to 242.39, 334.11 and 184.07 is: 253.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    242.39 : 334.11 = 184.07 : x
  2. Step 2: Convert to fraction form
    242.39/334.11 = 184.07/x
  3. Step 3: Cross multiply
    242.39x = 334.11 × 184.07
  4. Step 4: Simplify right side
    242.39x = 61,499.63
  5. Step 5: Solve for x
    x = 61,499.63/242.39
  6. Step 6: Final answer
    x = 253.72

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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.