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Finding the Fourth Proportional to 942,233, 1,412,812.46 and 643,075.70

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Solution

The fourth proportional to 942,233, 1,412,812.46 and 643,075.70 is: 964,247.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,233 : 1,412,812.46 = 643,075.70 : x
  2. Step 2: Convert to fraction form
    942,233/1,412,812.46 = 643,075.70/x
  3. Step 3: Cross multiply
    942,233x = 1,412,812.46 × 643,075.70
  4. Step 4: Simplify right side
    942,233x = 908,545,361,683.22
  5. Step 5: Solve for x
    x = 908,545,361,683.22/942,233
  6. Step 6: Final answer
    x = 964,247.02

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