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Finding the Fourth Proportional to 628,730.44, 942,566.64 and 273,476.88

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Solution

The fourth proportional to 628,730.44, 942,566.64 and 273,476.88 is: 409,985.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,730.44 : 942,566.64 = 273,476.88 : x
  2. Step 2: Convert to fraction form
    628,730.44/942,566.64 = 273,476.88/x
  3. Step 3: Cross multiply
    628,730.44x = 942,566.64 × 273,476.88
  4. Step 4: Simplify right side
    628,730.44x = 257,770,183,899.28
  5. Step 5: Solve for x
    x = 257,770,183,899.28/628,730.44
  6. Step 6: Final answer
    x = 409,985.21

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