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Finding the Third Proportional to 326,077.50 and 696,930.75

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Solution

The third proportional to 326,077.50 and 696,930.75 is: 1,489,561.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,077.50 : 696,930.75 = 696,930.75 : x
  2. Step 2: Convert to fraction form
    326,077.50/696,930.75 = 696,930.75/x
  3. Step 3: Cross multiply
    326,077.50x = 696,930.75 × 696,930.75
  4. Step 4: Simplify right side
    326,077.50x = 485,712,470,295.56
  5. Step 5: Solve for x
    x = 485,712,470,295.56/326,077.50
  6. Step 6: Final answer
    x = 1,489,561.44

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.