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Finding the Third Proportional to 3,197,538 and 6,620,580

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Solution

The third proportional to 3,197,538 and 6,620,580 is: 13,708,071.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,197,538 : 6,620,580 = 6,620,580 : x
  2. Step 2: Convert to fraction form
    3,197,538/6,620,580 = 6,620,580/x
  3. Step 3: Cross multiply
    3,197,538x = 6,620,580 × 6,620,580
  4. Step 4: Simplify right side
    3,197,538x = 43,832,079,536,400
  5. Step 5: Solve for x
    x = 43,832,079,536,400/3,197,538
  6. Step 6: Final answer
    x = 13,708,071.50

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.