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Finding the Third Proportional to 112.25 and 260

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Solution

The third proportional to 112.25 and 260 is: 602.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    112.25 : 260 = 260 : x
  2. Step 2: Convert to fraction form
    112.25/260 = 260/x
  3. Step 3: Cross multiply
    112.25x = 260 × 260
  4. Step 4: Simplify right side
    112.25x = 67,600
  5. Step 5: Solve for x
    x = 67,600/112.25
  6. Step 6: Final answer
    x = 602.23

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.