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Finding the Third Proportional to 183,620 and 394,024

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Solution

The third proportional to 183,620 and 394,024 is: 845,522.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,620 : 394,024 = 394,024 : x
  2. Step 2: Convert to fraction form
    183,620/394,024 = 394,024/x
  3. Step 3: Cross multiply
    183,620x = 394,024 × 394,024
  4. Step 4: Simplify right side
    183,620x = 155,254,912,576
  5. Step 5: Solve for x
    x = 155,254,912,576/183,620
  6. Step 6: Final answer
    x = 845,522.89

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.