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Finding the Third Proportional to 682,219.50 and 1,485,484.50

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Solution

The third proportional to 682,219.50 and 1,485,484.50 is: 3,234,536.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,219.50 : 1,485,484.50 = 1,485,484.50 : x
  2. Step 2: Convert to fraction form
    682,219.50/1,485,484.50 = 1,485,484.50/x
  3. Step 3: Cross multiply
    682,219.50x = 1,485,484.50 × 1,485,484.50
  4. Step 4: Simplify right side
    682,219.50x = 2,206,664,199,740.25
  5. Step 5: Solve for x
    x = 2,206,664,199,740.25/682,219.50
  6. Step 6: Final answer
    x = 3,234,536.98

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.