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Finding the Third Proportional to 207,603 and 418,851

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Solution

The third proportional to 207,603 and 418,851 is: 845,056.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,603 : 418,851 = 418,851 : x
  2. Step 2: Convert to fraction form
    207,603/418,851 = 418,851/x
  3. Step 3: Cross multiply
    207,603x = 418,851 × 418,851
  4. Step 4: Simplify right side
    207,603x = 175,436,160,201
  5. Step 5: Solve for x
    x = 175,436,160,201/207,603
  6. Step 6: Final answer
    x = 845,056.00

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Why These Related Problems?

These problems maintain the same ratio (2.02) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.