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Finding the Fourth Proportional to 702,866.88, 1,054,290.96 and 170,392.64

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Solution

The fourth proportional to 702,866.88, 1,054,290.96 and 170,392.64 is: 255,586.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,866.88 : 1,054,290.96 = 170,392.64 : x
  2. Step 2: Convert to fraction form
    702,866.88/1,054,290.96 = 170,392.64/x
  3. Step 3: Cross multiply
    702,866.88x = 1,054,290.96 × 170,392.64
  4. Step 4: Simplify right side
    702,866.88x = 179,643,420,002.53
  5. Step 5: Solve for x
    x = 179,643,420,002.53/702,866.88
  6. Step 6: Final answer
    x = 255,586.69

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