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Finding the Fourth Proportional to 244.24, 337.40 and 189.68

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Solution

The fourth proportional to 244.24, 337.40 and 189.68 is: 262.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.24 : 337.40 = 189.68 : x
  2. Step 2: Convert to fraction form
    244.24/337.40 = 189.68/x
  3. Step 3: Cross multiply
    244.24x = 337.40 × 189.68
  4. Step 4: Simplify right side
    244.24x = 63,998.03
  5. Step 5: Solve for x
    x = 63,998.03/244.24
  6. Step 6: Final answer
    x = 262.03

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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.