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Finding the Third Proportional to 17,276.63 and 25,980.75

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Solution

The third proportional to 17,276.63 and 25,980.75 is: 39,070.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,276.63 : 25,980.75 = 25,980.75 : x
  2. Step 2: Convert to fraction form
    17,276.63/25,980.75 = 25,980.75/x
  3. Step 3: Cross multiply
    17,276.63x = 25,980.75 × 25,980.75
  4. Step 4: Simplify right side
    17,276.63x = 674,999,370.56
  5. Step 5: Solve for x
    x = 674,999,370.56/17,276.63
  6. Step 6: Final answer
    x = 39,070.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.