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Finding the Third Proportional to 445,115.75 and 943,205.50

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Solution

The third proportional to 445,115.75 and 943,205.50 is: 1,998,663.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,115.75 : 943,205.50 = 943,205.50 : x
  2. Step 2: Convert to fraction form
    445,115.75/943,205.50 = 943,205.50/x
  3. Step 3: Cross multiply
    445,115.75x = 943,205.50 × 943,205.50
  4. Step 4: Simplify right side
    445,115.75x = 889,636,615,230.25
  5. Step 5: Solve for x
    x = 889,636,615,230.25/445,115.75
  6. Step 6: Final answer
    x = 1,998,663.53

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.