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Finding the Fourth Proportional to 5,289.94, 7,929.24 and 2,364.22

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Solution

The fourth proportional to 5,289.94, 7,929.24 and 2,364.22 is: 3,543.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,289.94 : 7,929.24 = 2,364.22 : x
  2. Step 2: Convert to fraction form
    5,289.94/7,929.24 = 2,364.22/x
  3. Step 3: Cross multiply
    5,289.94x = 7,929.24 × 2,364.22
  4. Step 4: Simplify right side
    5,289.94x = 18,746,467.79
  5. Step 5: Solve for x
    x = 18,746,467.79/5,289.94
  6. Step 6: Final answer
    x = 3,543.80

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