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Finding the Fourth Proportional to 4,994.72, 7,486.44 and 3,042.64

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Solution

The fourth proportional to 4,994.72, 7,486.44 and 3,042.64 is: 4,560.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,994.72 : 7,486.44 = 3,042.64 : x
  2. Step 2: Convert to fraction form
    4,994.72/7,486.44 = 3,042.64/x
  3. Step 3: Cross multiply
    4,994.72x = 7,486.44 × 3,042.64
  4. Step 4: Simplify right side
    4,994.72x = 22,778,541.80
  5. Step 5: Solve for x
    x = 22,778,541.80/4,994.72
  6. Step 6: Final answer
    x = 4,560.52

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