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Finding the Third Proportional to 3,217,862 and 4,721,600

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Solution

The third proportional to 3,217,862 and 4,721,600 is: 6,928,049.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217,862 : 4,721,600 = 4,721,600 : x
  2. Step 2: Convert to fraction form
    3,217,862/4,721,600 = 4,721,600/x
  3. Step 3: Cross multiply
    3,217,862x = 4,721,600 × 4,721,600
  4. Step 4: Simplify right side
    3,217,862x = 22,293,506,560,000
  5. Step 5: Solve for x
    x = 22,293,506,560,000/3,217,862
  6. Step 6: Final answer
    x = 6,928,049.29

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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.