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Finding the Third Proportional to 12,893 and 28,666

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Solution

The third proportional to 12,893 and 28,666 is: 63,735.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,893 : 28,666 = 28,666 : x
  2. Step 2: Convert to fraction form
    12,893/28,666 = 28,666/x
  3. Step 3: Cross multiply
    12,893x = 28,666 × 28,666
  4. Step 4: Simplify right side
    12,893x = 821,739,556
  5. Step 5: Solve for x
    x = 821,739,556/12,893
  6. Step 6: Final answer
    x = 63,735.33

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.