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Finding the Fourth Proportional to 224.84, 310.45 and 175.63

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Solution

The fourth proportional to 224.84, 310.45 and 175.63 is: 242.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.84 : 310.45 = 175.63 : x
  2. Step 2: Convert to fraction form
    224.84/310.45 = 175.63/x
  3. Step 3: Cross multiply
    224.84x = 310.45 × 175.63
  4. Step 4: Simplify right side
    224.84x = 54,524.33
  5. Step 5: Solve for x
    x = 54,524.33/224.84
  6. Step 6: Final answer
    x = 242.51

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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.