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Finding the Fourth Proportional to 455,826.41, 683,740.11 and 118,866.77

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Solution

The fourth proportional to 455,826.41, 683,740.11 and 118,866.77 is: 178,300.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,826.41 : 683,740.11 = 118,866.77 : x
  2. Step 2: Convert to fraction form
    455,826.41/683,740.11 = 118,866.77/x
  3. Step 3: Cross multiply
    455,826.41x = 683,740.11 × 118,866.77
  4. Step 4: Simplify right side
    455,826.41x = 81,273,978,395.14
  5. Step 5: Solve for x
    x = 81,273,978,395.14/455,826.41
  6. Step 6: Final answer
    x = 178,300.28

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