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Finding the Fourth Proportional to 3,317,297.85, 4,974,162.96 and 1,951,543.69

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Solution

The fourth proportional to 3,317,297.85, 4,974,162.96 and 1,951,543.69 is: 2,926,266.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317,297.85 : 4,974,162.96 = 1,951,543.69 : x
  2. Step 2: Convert to fraction form
    3,317,297.85/4,974,162.96 = 1,951,543.69/x
  3. Step 3: Cross multiply
    3,317,297.85x = 4,974,162.96 × 1,951,543.69
  4. Step 4: Simplify right side
    3,317,297.85x = 9,707,296,336,519.14
  5. Step 5: Solve for x
    x = 9,707,296,336,519.14/3,317,297.85
  6. Step 6: Final answer
    x = 2,926,266.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.