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Finding the Third Proportional to 14.50 and 35.22

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Solution

The third proportional to 14.50 and 35.22 is: 85.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14.50 : 35.22 = 35.22 : x
  2. Step 2: Convert to fraction form
    14.50/35.22 = 35.22/x
  3. Step 3: Cross multiply
    14.50x = 35.22 × 35.22
  4. Step 4: Simplify right side
    14.50x = 1,240.36
  5. Step 5: Solve for x
    x = 1,240.36/14.50
  6. Step 6: Final answer
    x = 85.54

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Why These Related Problems?

These problems maintain the same ratio (2.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.