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Finding the Third Proportional to 342,976.50 and 753,831

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Solution

The third proportional to 342,976.50 and 753,831 is: 1,656,851.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,976.50 : 753,831 = 753,831 : x
  2. Step 2: Convert to fraction form
    342,976.50/753,831 = 753,831/x
  3. Step 3: Cross multiply
    342,976.50x = 753,831 × 753,831
  4. Step 4: Simplify right side
    342,976.50x = 568,261,176,561
  5. Step 5: Solve for x
    x = 568,261,176,561/342,976.50
  6. Step 6: Final answer
    x = 1,656,851.64

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.