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Finding the Third Proportional to 789,392.25 and 1,661,307.75

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Solution

The third proportional to 789,392.25 and 1,661,307.75 is: 3,496,289.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,392.25 : 1,661,307.75 = 1,661,307.75 : x
  2. Step 2: Convert to fraction form
    789,392.25/1,661,307.75 = 1,661,307.75/x
  3. Step 3: Cross multiply
    789,392.25x = 1,661,307.75 × 1,661,307.75
  4. Step 4: Simplify right side
    789,392.25x = 2,759,943,440,210.06
  5. Step 5: Solve for x
    x = 2,759,943,440,210.06/789,392.25
  6. Step 6: Final answer
    x = 3,496,289.00

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.