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Finding the Fourth Proportional to 282,698.73, 390,215.12 and 180,998.10

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Solution

The fourth proportional to 282,698.73, 390,215.12 and 180,998.10 is: 249,835.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,698.73 : 390,215.12 = 180,998.10 : x
  2. Step 2: Convert to fraction form
    282,698.73/390,215.12 = 180,998.10/x
  3. Step 3: Cross multiply
    282,698.73x = 390,215.12 × 180,998.10
  4. Step 4: Simplify right side
    282,698.73x = 70,628,194,406.28
  5. Step 5: Solve for x
    x = 70,628,194,406.28/282,698.73
  6. Step 6: Final answer
    x = 249,835.56

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