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Finding the Third Proportional to 637,147.69 and 925,629.19

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Solution

The third proportional to 637,147.69 and 925,629.19 is: 1,344,726.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,147.69 : 925,629.19 = 925,629.19 : x
  2. Step 2: Convert to fraction form
    637,147.69/925,629.19 = 925,629.19/x
  3. Step 3: Cross multiply
    637,147.69x = 925,629.19 × 925,629.19
  4. Step 4: Simplify right side
    637,147.69x = 856,789,392,751.91
  5. Step 5: Solve for x
    x = 856,789,392,751.91/637,147.69
  6. Step 6: Final answer
    x = 1,344,726.52

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.