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Finding the Third Proportional to 50.88 and 74.94

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Solution

The third proportional to 50.88 and 74.94 is: 110.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    50.88 : 74.94 = 74.94 : x
  2. Step 2: Convert to fraction form
    50.88/74.94 = 74.94/x
  3. Step 3: Cross multiply
    50.88x = 74.94 × 74.94
  4. Step 4: Simplify right side
    50.88x = 5,615.63
  5. Step 5: Solve for x
    x = 5,615.63/50.88
  6. Step 6: Final answer
    x = 110.38

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.