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Finding the Third Proportional to 203,551.50 and 445,983

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Solution

The third proportional to 203,551.50 and 445,983 is: 977,152.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,551.50 : 445,983 = 445,983 : x
  2. Step 2: Convert to fraction form
    203,551.50/445,983 = 445,983/x
  3. Step 3: Cross multiply
    203,551.50x = 445,983 × 445,983
  4. Step 4: Simplify right side
    203,551.50x = 198,900,836,289
  5. Step 5: Solve for x
    x = 198,900,836,289/203,551.50
  6. Step 6: Final answer
    x = 977,152.40

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.