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Finding the Fourth Proportional to 224, 309.23 and 177.23

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Solution

The fourth proportional to 224, 309.23 and 177.23 is: 244.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    224 : 309.23 = 177.23 : x
  2. Step 2: Convert to fraction form
    224/309.23 = 177.23/x
  3. Step 3: Cross multiply
    224x = 309.23 × 177.23
  4. Step 4: Simplify right side
    224x = 54,804.83
  5. Step 5: Solve for x
    x = 54,804.83/224
  6. Step 6: Final answer
    x = 244.66

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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.