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Finding the Fourth Proportional to 242.10, 334.29 and 183.18

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Solution

The fourth proportional to 242.10, 334.29 and 183.18 is: 252.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    242.10 : 334.29 = 183.18 : x
  2. Step 2: Convert to fraction form
    242.10/334.29 = 183.18/x
  3. Step 3: Cross multiply
    242.10x = 334.29 × 183.18
  4. Step 4: Simplify right side
    242.10x = 61,235.24
  5. Step 5: Solve for x
    x = 61,235.24/242.10
  6. Step 6: Final answer
    x = 252.93

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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.