Home / 856,251.15-1,282,632.80-405,606.03

Finding the Fourth Proportional to 856,251.15, 1,282,632.80 and 405,606.03

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Solution

The fourth proportional to 856,251.15, 1,282,632.80 and 405,606.03 is: 607,582.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,251.15 : 1,282,632.80 = 405,606.03 : x
  2. Step 2: Convert to fraction form
    856,251.15/1,282,632.80 = 405,606.03/x
  3. Step 3: Cross multiply
    856,251.15x = 1,282,632.80 × 405,606.03
  4. Step 4: Simplify right side
    856,251.15x = 520,243,595,927.75
  5. Step 5: Solve for x
    x = 520,243,595,927.75/856,251.15
  6. Step 6: Final answer
    x = 607,582.95

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