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Finding the Third Proportional to 158,606 and 343,348

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Solution

The third proportional to 158,606 and 343,348 is: 743,274.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,606 : 343,348 = 343,348 : x
  2. Step 2: Convert to fraction form
    158,606/343,348 = 343,348/x
  3. Step 3: Cross multiply
    158,606x = 343,348 × 343,348
  4. Step 4: Simplify right side
    158,606x = 117,887,849,104
  5. Step 5: Solve for x
    x = 117,887,849,104/158,606
  6. Step 6: Final answer
    x = 743,274.84

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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.