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Finding the Fourth Proportional to 326,441.08, 489,585.06 and 157,878.06

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Solution

The fourth proportional to 326,441.08, 489,585.06 and 157,878.06 is: 236,780.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,441.08 : 489,585.06 = 157,878.06 : x
  2. Step 2: Convert to fraction form
    326,441.08/489,585.06 = 157,878.06/x
  3. Step 3: Cross multiply
    326,441.08x = 489,585.06 × 157,878.06
  4. Step 4: Simplify right side
    326,441.08x = 77,294,739,477.78
  5. Step 5: Solve for x
    x = 77,294,739,477.78/326,441.08
  6. Step 6: Final answer
    x = 236,780.06

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