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Finding the Third Proportional to 492,493.50 and 1,078,403.63

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Solution

The third proportional to 492,493.50 and 1,078,403.63 is: 2,361,359.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,493.50 : 1,078,403.63 = 1,078,403.63 : x
  2. Step 2: Convert to fraction form
    492,493.50/1,078,403.63 = 1,078,403.63/x
  3. Step 3: Cross multiply
    492,493.50x = 1,078,403.63 × 1,078,403.63
  4. Step 4: Simplify right side
    492,493.50x = 1,162,954,378,413.14
  5. Step 5: Solve for x
    x = 1,162,954,378,413.14/492,493.50
  6. Step 6: Final answer
    x = 2,361,359.85

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.