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Finding the Fourth Proportional to 244.89, 337.50 and 189.54

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Solution

The fourth proportional to 244.89, 337.50 and 189.54 is: 261.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.89 : 337.50 = 189.54 : x
  2. Step 2: Convert to fraction form
    244.89/337.50 = 189.54/x
  3. Step 3: Cross multiply
    244.89x = 337.50 × 189.54
  4. Step 4: Simplify right side
    244.89x = 63,969.75
  5. Step 5: Solve for x
    x = 63,969.75/244.89
  6. Step 6: Final answer
    x = 261.22

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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.