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Finding the Third Proportional to 818,280,717.75 and 1,794,984,799.50

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Solution

The third proportional to 818,280,717.75 and 1,794,984,799.50 is: 3,937,487,906.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,280,717.75 : 1,794,984,799.50 = 1,794,984,799.50 : x
  2. Step 2: Convert to fraction form
    818,280,717.75/1,794,984,799.50 = 1,794,984,799.50/x
  3. Step 3: Cross multiply
    818,280,717.75x = 1,794,984,799.50 × 1,794,984,799.50
  4. Step 4: Simplify right side
    818,280,717.75x = 3,221,970,430,436,055,040
  5. Step 5: Solve for x
    x = 3,221,970,430,436,055,040/818,280,717.75
  6. Step 6: Final answer
    x = 3,937,487,906.71

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1.5x scale

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.