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Finding the Third Proportional to 79,008.75 and 170,660.25

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Solution

The third proportional to 79,008.75 and 170,660.25 is: 368,629.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,008.75 : 170,660.25 = 170,660.25 : x
  2. Step 2: Convert to fraction form
    79,008.75/170,660.25 = 170,660.25/x
  3. Step 3: Cross multiply
    79,008.75x = 170,660.25 × 170,660.25
  4. Step 4: Simplify right side
    79,008.75x = 29,124,920,930.06
  5. Step 5: Solve for x
    x = 29,124,920,930.06/79,008.75
  6. Step 6: Final answer
    x = 368,629.06

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.