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Finding the Third Proportional to 203,485 and 441,985

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Solution

The third proportional to 203,485 and 441,985 is: 960,025.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,485 : 441,985 = 441,985 : x
  2. Step 2: Convert to fraction form
    203,485/441,985 = 441,985/x
  3. Step 3: Cross multiply
    203,485x = 441,985 × 441,985
  4. Step 4: Simplify right side
    203,485x = 195,350,740,225
  5. Step 5: Solve for x
    x = 195,350,740,225/203,485
  6. Step 6: Final answer
    x = 960,025.26

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.