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Finding the Third Proportional to 17,246.25 and 18,501.75

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Solution

The third proportional to 17,246.25 and 18,501.75 is: 19,848.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,246.25 : 18,501.75 = 18,501.75 : x
  2. Step 2: Convert to fraction form
    17,246.25/18,501.75 = 18,501.75/x
  3. Step 3: Cross multiply
    17,246.25x = 18,501.75 × 18,501.75
  4. Step 4: Simplify right side
    17,246.25x = 342,314,753.06
  5. Step 5: Solve for x
    x = 342,314,753.06/17,246.25
  6. Step 6: Final answer
    x = 19,848.65

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Why These Related Problems?

These problems maintain the same ratio (1.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.