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Finding the Fourth Proportional to 224.94, 310.68 and 176.04

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Solution

The fourth proportional to 224.94, 310.68 and 176.04 is: 243.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.94 : 310.68 = 176.04 : x
  2. Step 2: Convert to fraction form
    224.94/310.68 = 176.04/x
  3. Step 3: Cross multiply
    224.94x = 310.68 × 176.04
  4. Step 4: Simplify right side
    224.94x = 54,692.11
  5. Step 5: Solve for x
    x = 54,692.11/224.94
  6. Step 6: Final answer
    x = 243.14

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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.