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Finding the Third Proportional to 169,428 and 368,367

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Solution

The third proportional to 169,428 and 368,367 is: 800,896.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,428 : 368,367 = 368,367 : x
  2. Step 2: Convert to fraction form
    169,428/368,367 = 368,367/x
  3. Step 3: Cross multiply
    169,428x = 368,367 × 368,367
  4. Step 4: Simplify right side
    169,428x = 135,694,246,689
  5. Step 5: Solve for x
    x = 135,694,246,689/169,428
  6. Step 6: Final answer
    x = 800,896.23

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.