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Finding the Third Proportional to 203,080 and 446,648

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Solution

The third proportional to 203,080 and 446,648 is: 982,344.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,080 : 446,648 = 446,648 : x
  2. Step 2: Convert to fraction form
    203,080/446,648 = 446,648/x
  3. Step 3: Cross multiply
    203,080x = 446,648 × 446,648
  4. Step 4: Simplify right side
    203,080x = 199,494,435,904
  5. Step 5: Solve for x
    x = 199,494,435,904/203,080
  6. Step 6: Final answer
    x = 982,344.08

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.