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Finding the Third Proportional to 16,398 and 25,323.75

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Solution

The third proportional to 16,398 and 25,323.75 is: 39,107.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,398 : 25,323.75 = 25,323.75 : x
  2. Step 2: Convert to fraction form
    16,398/25,323.75 = 25,323.75/x
  3. Step 3: Cross multiply
    16,398x = 25,323.75 × 25,323.75
  4. Step 4: Simplify right side
    16,398x = 641,292,314.06
  5. Step 5: Solve for x
    x = 641,292,314.06/16,398
  6. Step 6: Final answer
    x = 39,107.96

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.