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Finding the Fourth Proportional to 7,241,499.22, 9,981,265.08 and 7,049,821

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Solution

The fourth proportional to 7,241,499.22, 9,981,265.08 and 7,049,821 is: 9,717,066.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,241,499.22 : 9,981,265.08 = 7,049,821 : x
  2. Step 2: Convert to fraction form
    7,241,499.22/9,981,265.08 = 7,049,821/x
  3. Step 3: Cross multiply
    7,241,499.22x = 9,981,265.08 × 7,049,821
  4. Step 4: Simplify right side
    7,241,499.22x = 70,366,132,167,550.68
  5. Step 5: Solve for x
    x = 70,366,132,167,550.68/7,241,499.22
  6. Step 6: Final answer
    x = 9,717,066.87

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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.