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Finding the Fourth Proportional to 244.53, 337.63 and 189.17

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Solution

The fourth proportional to 244.53, 337.63 and 189.17 is: 261.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.53 : 337.63 = 189.17 : x
  2. Step 2: Convert to fraction form
    244.53/337.63 = 189.17/x
  3. Step 3: Cross multiply
    244.53x = 337.63 × 189.17
  4. Step 4: Simplify right side
    244.53x = 63,869.47
  5. Step 5: Solve for x
    x = 63,869.47/244.53
  6. Step 6: Final answer
    x = 261.19

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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.