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Finding the Third Proportional to 14.25 and 22.13

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Solution

The third proportional to 14.25 and 22.13 is: 34.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14.25 : 22.13 = 22.13 : x
  2. Step 2: Convert to fraction form
    14.25/22.13 = 22.13/x
  3. Step 3: Cross multiply
    14.25x = 22.13 × 22.13
  4. Step 4: Simplify right side
    14.25x = 489.52
  5. Step 5: Solve for x
    x = 489.52/14.25
  6. Step 6: Final answer
    x = 34.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.