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Finding the Third Proportional to 720,600.75 and 1,668,012.75

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Solution

The third proportional to 720,600.75 and 1,668,012.75 is: 3,861,037.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,600.75 : 1,668,012.75 = 1,668,012.75 : x
  2. Step 2: Convert to fraction form
    720,600.75/1,668,012.75 = 1,668,012.75/x
  3. Step 3: Cross multiply
    720,600.75x = 1,668,012.75 × 1,668,012.75
  4. Step 4: Simplify right side
    720,600.75x = 2,782,266,534,162.56
  5. Step 5: Solve for x
    x = 2,782,266,534,162.56/720,600.75
  6. Step 6: Final answer
    x = 3,861,037.52

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.