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Finding the Fourth Proportional to 522,896.31, 721,596.92 and 296,541.81

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Solution

The fourth proportional to 522,896.31, 721,596.92 and 296,541.81 is: 409,227.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,896.31 : 721,596.92 = 296,541.81 : x
  2. Step 2: Convert to fraction form
    522,896.31/721,596.92 = 296,541.81/x
  3. Step 3: Cross multiply
    522,896.31x = 721,596.92 × 296,541.81
  4. Step 4: Simplify right side
    522,896.31x = 213,983,659,292.57
  5. Step 5: Solve for x
    x = 213,983,659,292.57/522,896.31
  6. Step 6: Final answer
    x = 409,227.71

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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.