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Finding the Fourth Proportional to 3,610,034.29, 4,981,854.38 and 1,978,502.22

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Solution

The fourth proportional to 3,610,034.29, 4,981,854.38 and 1,978,502.22 is: 2,730,336.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610,034.29 : 4,981,854.38 = 1,978,502.22 : x
  2. Step 2: Convert to fraction form
    3,610,034.29/4,981,854.38 = 1,978,502.22/x
  3. Step 3: Cross multiply
    3,610,034.29x = 4,981,854.38 × 1,978,502.22
  4. Step 4: Simplify right side
    3,610,034.29x = 9,856,609,940,654.21
  5. Step 5: Solve for x
    x = 9,856,609,940,654.21/3,610,034.29
  6. Step 6: Final answer
    x = 2,730,336.93

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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.