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Finding the Third Proportional to 170,568 and 371,664

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Solution

The third proportional to 170,568 and 371,664 is: 809,847.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,568 : 371,664 = 371,664 : x
  2. Step 2: Convert to fraction form
    170,568/371,664 = 371,664/x
  3. Step 3: Cross multiply
    170,568x = 371,664 × 371,664
  4. Step 4: Simplify right side
    170,568x = 138,134,128,896
  5. Step 5: Solve for x
    x = 138,134,128,896/170,568
  6. Step 6: Final answer
    x = 809,847.85

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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.