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Finding the Fourth Proportional to 608,579.60, 912,955.80 and 187,811.60

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Solution

The fourth proportional to 608,579.60, 912,955.80 and 187,811.60 is: 281,744.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,579.60 : 912,955.80 = 187,811.60 : x
  2. Step 2: Convert to fraction form
    608,579.60/912,955.80 = 187,811.60/x
  3. Step 3: Cross multiply
    608,579.60x = 912,955.80 × 187,811.60
  4. Step 4: Simplify right side
    608,579.60x = 171,463,689,527.28
  5. Step 5: Solve for x
    x = 171,463,689,527.28/608,579.60
  6. Step 6: Final answer
    x = 281,744.06

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