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Finding the Fourth Proportional to 257,806.62, 355,693.41 and 150,300.59

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Solution

The fourth proportional to 257,806.62, 355,693.41 and 150,300.59 is: 207,368.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,806.62 : 355,693.41 = 150,300.59 : x
  2. Step 2: Convert to fraction form
    257,806.62/355,693.41 = 150,300.59/x
  3. Step 3: Cross multiply
    257,806.62x = 355,693.41 × 150,300.59
  4. Step 4: Simplify right side
    257,806.62x = 53,460,927,603.64
  5. Step 5: Solve for x
    x = 53,460,927,603.64/257,806.62
  6. Step 6: Final answer
    x = 207,368.33

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