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Finding the Fourth Proportional to 493,529.04, 681,070.14 and 278,683.02

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Solution

The fourth proportional to 493,529.04, 681,070.14 and 278,683.02 is: 384,582.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,529.04 : 681,070.14 = 278,683.02 : x
  2. Step 2: Convert to fraction form
    493,529.04/681,070.14 = 278,683.02/x
  3. Step 3: Cross multiply
    493,529.04x = 681,070.14 × 278,683.02
  4. Step 4: Simplify right side
    493,529.04x = 189,802,683,447.02
  5. Step 5: Solve for x
    x = 189,802,683,447.02/493,529.04
  6. Step 6: Final answer
    x = 384,582.60

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