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Finding the Third Proportional to 170,660.25 and 371,941.88

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Solution

The third proportional to 170,660.25 and 371,941.88 is: 810,620.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,660.25 : 371,941.88 = 371,941.88 : x
  2. Step 2: Convert to fraction form
    170,660.25/371,941.88 = 371,941.88/x
  3. Step 3: Cross multiply
    170,660.25x = 371,941.88 × 371,941.88
  4. Step 4: Simplify right side
    170,660.25x = 138,340,758,378.52
  5. Step 5: Solve for x
    x = 138,340,758,378.52/170,660.25
  6. Step 6: Final answer
    x = 810,620.86

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.