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Finding the Fourth Proportional to 283,678.80, 391,485.48 and 162,842.16

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Solution

The fourth proportional to 283,678.80, 391,485.48 and 162,842.16 is: 224,727.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,678.80 : 391,485.48 = 162,842.16 : x
  2. Step 2: Convert to fraction form
    283,678.80/391,485.48 = 162,842.16/x
  3. Step 3: Cross multiply
    283,678.80x = 391,485.48 × 162,842.16
  4. Step 4: Simplify right side
    283,678.80x = 63,750,341,171.84
  5. Step 5: Solve for x
    x = 63,750,341,171.84/283,678.80
  6. Step 6: Final answer
    x = 224,727.20

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