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Finding the Third Proportional to 17,993 and 28,169

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Solution

The third proportional to 17,993 and 28,169 is: 44,100.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,993 : 28,169 = 28,169 : x
  2. Step 2: Convert to fraction form
    17,993/28,169 = 28,169/x
  3. Step 3: Cross multiply
    17,993x = 28,169 × 28,169
  4. Step 4: Simplify right side
    17,993x = 793,492,561
  5. Step 5: Solve for x
    x = 793,492,561/17,993
  6. Step 6: Final answer
    x = 44,100.07

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.