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Finding the Third Proportional to 315,375 and 700,734

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Solution

The third proportional to 315,375 and 700,734 is: 1,556,965.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,375 : 700,734 = 700,734 : x
  2. Step 2: Convert to fraction form
    315,375/700,734 = 700,734/x
  3. Step 3: Cross multiply
    315,375x = 700,734 × 700,734
  4. Step 4: Simplify right side
    315,375x = 491,028,138,756
  5. Step 5: Solve for x
    x = 491,028,138,756/315,375
  6. Step 6: Final answer
    x = 1,556,965.96

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.