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Finding the Fourth Proportional to 2,019,216.75, 2,786,536.89 and 1,101,449.94

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Solution

The fourth proportional to 2,019,216.75, 2,786,536.89 and 1,101,449.94 is: 1,520,010.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,216.75 : 2,786,536.89 = 1,101,449.94 : x
  2. Step 2: Convert to fraction form
    2,019,216.75/2,786,536.89 = 1,101,449.94/x
  3. Step 3: Cross multiply
    2,019,216.75x = 2,786,536.89 × 1,101,449.94
  4. Step 4: Simplify right side
    2,019,216.75x = 3,069,230,890,298.29
  5. Step 5: Solve for x
    x = 3,069,230,890,298.29/2,019,216.75
  6. Step 6: Final answer
    x = 1,520,010.61

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.