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Finding the Third Proportional to 170,579.95 and 267,556.71

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Solution

The third proportional to 170,579.95 and 267,556.71 is: 419,665.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,579.95 : 267,556.71 = 267,556.71 : x
  2. Step 2: Convert to fraction form
    170,579.95/267,556.71 = 267,556.71/x
  3. Step 3: Cross multiply
    170,579.95x = 267,556.71 × 267,556.71
  4. Step 4: Simplify right side
    170,579.95x = 71,586,593,567.69
  5. Step 5: Solve for x
    x = 71,586,593,567.69/170,579.95
  6. Step 6: Final answer
    x = 419,665.92

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.