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Finding the Fourth Proportional to 224.58, 309.69 and 175.44

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Solution

The fourth proportional to 224.58, 309.69 and 175.44 is: 241.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.58 : 309.69 = 175.44 : x
  2. Step 2: Convert to fraction form
    224.58/309.69 = 175.44/x
  3. Step 3: Cross multiply
    224.58x = 309.69 × 175.44
  4. Step 4: Simplify right side
    224.58x = 54,332.01
  5. Step 5: Solve for x
    x = 54,332.01/224.58
  6. Step 6: Final answer
    x = 241.93

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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.