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Finding the Third Proportional to 17,788.75 and 27,904.13

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Solution

The third proportional to 17,788.75 and 27,904.13 is: 43,771.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,788.75 : 27,904.13 = 27,904.13 : x
  2. Step 2: Convert to fraction form
    17,788.75/27,904.13 = 27,904.13/x
  3. Step 3: Cross multiply
    17,788.75x = 27,904.13 × 27,904.13
  4. Step 4: Simplify right side
    17,788.75x = 778,640,192.02
  5. Step 5: Solve for x
    x = 778,640,192.02/17,788.75
  6. Step 6: Final answer
    x = 43,771.50

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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.