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Finding the Third Proportional to 3,397,294.50 and 5,145,390

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Solution

The third proportional to 3,397,294.50 and 5,145,390 is: 7,792,977.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397,294.50 : 5,145,390 = 5,145,390 : x
  2. Step 2: Convert to fraction form
    3,397,294.50/5,145,390 = 5,145,390/x
  3. Step 3: Cross multiply
    3,397,294.50x = 5,145,390 × 5,145,390
  4. Step 4: Simplify right side
    3,397,294.50x = 26,475,038,252,100
  5. Step 5: Solve for x
    x = 26,475,038,252,100/3,397,294.50
  6. Step 6: Final answer
    x = 7,792,977.10

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.