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Finding the Third Proportional to 7,694,260 and 12,007,220

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Solution

The third proportional to 7,694,260 and 12,007,220 is: 18,737,777.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,694,260 : 12,007,220 = 12,007,220 : x
  2. Step 2: Convert to fraction form
    7,694,260/12,007,220 = 12,007,220/x
  3. Step 3: Cross multiply
    7,694,260x = 12,007,220 × 12,007,220
  4. Step 4: Simplify right side
    7,694,260x = 144,173,332,128,400
  5. Step 5: Solve for x
    x = 144,173,332,128,400/7,694,260
  6. Step 6: Final answer
    x = 18,737,777.53

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.