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Finding the Fourth Proportional to 365,891.65, 548,437.10 and 188,409.31

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Solution

The fourth proportional to 365,891.65, 548,437.10 and 188,409.31 is: 282,407.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,891.65 : 548,437.10 = 188,409.31 : x
  2. Step 2: Convert to fraction form
    365,891.65/548,437.10 = 188,409.31/x
  3. Step 3: Cross multiply
    365,891.65x = 548,437.10 × 188,409.31
  4. Step 4: Simplify right side
    365,891.65x = 103,330,653,276.26
  5. Step 5: Solve for x
    x = 103,330,653,276.26/365,891.65
  6. Step 6: Final answer
    x = 282,407.79

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