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Finding the Fourth Proportional to 8,303.05, 12,440.72 and 5,959.54

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Solution

The fourth proportional to 8,303.05, 12,440.72 and 5,959.54 is: 8,929.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303.05 : 12,440.72 = 5,959.54 : x
  2. Step 2: Convert to fraction form
    8,303.05/12,440.72 = 5,959.54/x
  3. Step 3: Cross multiply
    8,303.05x = 12,440.72 × 5,959.54
  4. Step 4: Simplify right side
    8,303.05x = 74,140,906.27
  5. Step 5: Solve for x
    x = 74,140,906.27/8,303.05
  6. Step 6: Final answer
    x = 8,929.36

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