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Finding the Third Proportional to 193,092.75 and 418,347

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Solution

The third proportional to 193,092.75 and 418,347 is: 906,373.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,092.75 : 418,347 = 418,347 : x
  2. Step 2: Convert to fraction form
    193,092.75/418,347 = 418,347/x
  3. Step 3: Cross multiply
    193,092.75x = 418,347 × 418,347
  4. Step 4: Simplify right side
    193,092.75x = 175,014,212,409
  5. Step 5: Solve for x
    x = 175,014,212,409/193,092.75
  6. Step 6: Final answer
    x = 906,373.81

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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.