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Finding the Fourth Proportional to 8,237.00, 12,356.03 and 3,305.99

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Solution

The fourth proportional to 8,237.00, 12,356.03 and 3,305.99 is: 4,959.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,237.00 : 12,356.03 = 3,305.99 : x
  2. Step 2: Convert to fraction form
    8,237.00/12,356.03 = 3,305.99/x
  3. Step 3: Cross multiply
    8,237.00x = 12,356.03 × 3,305.99
  4. Step 4: Simplify right side
    8,237.00x = 40,848,833.31
  5. Step 5: Solve for x
    x = 40,848,833.31/8,237.00
  6. Step 6: Final answer
    x = 4,959.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.