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Finding the Third Proportional to 193,014 and 430,308

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Solution

The third proportional to 193,014 and 430,308 is: 959,334.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,014 : 430,308 = 430,308 : x
  2. Step 2: Convert to fraction form
    193,014/430,308 = 430,308/x
  3. Step 3: Cross multiply
    193,014x = 430,308 × 430,308
  4. Step 4: Simplify right side
    193,014x = 185,164,974,864
  5. Step 5: Solve for x
    x = 185,164,974,864/193,014
  6. Step 6: Final answer
    x = 959,334.43

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.