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Finding the Third Proportional to 104,528 and 203,800

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Solution

The third proportional to 104,528 and 203,800 is: 397,352.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,528 : 203,800 = 203,800 : x
  2. Step 2: Convert to fraction form
    104,528/203,800 = 203,800/x
  3. Step 3: Cross multiply
    104,528x = 203,800 × 203,800
  4. Step 4: Simplify right side
    104,528x = 41,534,440,000
  5. Step 5: Solve for x
    x = 41,534,440,000/104,528
  6. Step 6: Final answer
    x = 397,352.29

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.