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Finding the Fourth Proportional to 8,345.07, 11,516.22 and 4,619.07

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Solution

The fourth proportional to 8,345.07, 11,516.22 and 4,619.07 is: 6,374.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,345.07 : 11,516.22 = 4,619.07 : x
  2. Step 2: Convert to fraction form
    8,345.07/11,516.22 = 4,619.07/x
  3. Step 3: Cross multiply
    8,345.07x = 11,516.22 × 4,619.07
  4. Step 4: Simplify right side
    8,345.07x = 53,194,226.32
  5. Step 5: Solve for x
    x = 53,194,226.32/8,345.07
  6. Step 6: Final answer
    x = 6,374.33

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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.