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Finding the Third Proportional to 12,958.22 and 28,261.22

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Solution

The third proportional to 12,958.22 and 28,261.22 is: 61,636.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,958.22 : 28,261.22 = 28,261.22 : x
  2. Step 2: Convert to fraction form
    12,958.22/28,261.22 = 28,261.22/x
  3. Step 3: Cross multiply
    12,958.22x = 28,261.22 × 28,261.22
  4. Step 4: Simplify right side
    12,958.22x = 798,696,485.24
  5. Step 5: Solve for x
    x = 798,696,485.24/12,958.22
  6. Step 6: Final answer
    x = 61,636.29

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.