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Finding the Third Proportional to 509,105.25 and 1,005,360.75

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Solution

The third proportional to 509,105.25 and 1,005,360.75 is: 1,985,346.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,105.25 : 1,005,360.75 = 1,005,360.75 : x
  2. Step 2: Convert to fraction form
    509,105.25/1,005,360.75 = 1,005,360.75/x
  3. Step 3: Cross multiply
    509,105.25x = 1,005,360.75 × 1,005,360.75
  4. Step 4: Simplify right side
    509,105.25x = 1,010,750,237,640.56
  5. Step 5: Solve for x
    x = 1,010,750,237,640.56/509,105.25
  6. Step 6: Final answer
    x = 1,985,346.33

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Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.