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Finding the Fourth Proportional to 7,846.29, 10,828.10 and 4,309.73

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Solution

The fourth proportional to 7,846.29, 10,828.10 and 4,309.73 is: 5,947.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,846.29 : 10,828.10 = 4,309.73 : x
  2. Step 2: Convert to fraction form
    7,846.29/10,828.10 = 4,309.73/x
  3. Step 3: Cross multiply
    7,846.29x = 10,828.10 × 4,309.73
  4. Step 4: Simplify right side
    7,846.29x = 46,666,111.72
  5. Step 5: Solve for x
    x = 46,666,111.72/7,846.29
  6. Step 6: Final answer
    x = 5,947.54

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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.