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Finding the Fourth Proportional to 6,784.78, 10,176.38 and 1,854.82

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Solution

The fourth proportional to 6,784.78, 10,176.38 and 1,854.82 is: 2,782.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,784.78 : 10,176.38 = 1,854.82 : x
  2. Step 2: Convert to fraction form
    6,784.78/10,176.38 = 1,854.82/x
  3. Step 3: Cross multiply
    6,784.78x = 10,176.38 × 1,854.82
  4. Step 4: Simplify right side
    6,784.78x = 18,875,316.74
  5. Step 5: Solve for x
    x = 18,875,316.74/6,784.78
  6. Step 6: Final answer
    x = 2,782.01

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