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Finding the Fourth Proportional to 255,697.65, 383,463.43 and 120,740.84

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Solution

The fourth proportional to 255,697.65, 383,463.43 and 120,740.84 is: 181,072.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,697.65 : 383,463.43 = 120,740.84 : x
  2. Step 2: Convert to fraction form
    255,697.65/383,463.43 = 120,740.84/x
  3. Step 3: Cross multiply
    255,697.65x = 383,463.43 × 120,740.84
  4. Step 4: Simplify right side
    255,697.65x = 46,299,695,866.30
  5. Step 5: Solve for x
    x = 46,299,695,866.30/255,697.65
  6. Step 6: Final answer
    x = 181,072.04

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