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Finding the Fourth Proportional to 560,858.75, 773,981.04 and 306,209.94

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Solution

The fourth proportional to 560,858.75, 773,981.04 and 306,209.94 is: 422,567.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,858.75 : 773,981.04 = 306,209.94 : x
  2. Step 2: Convert to fraction form
    560,858.75/773,981.04 = 306,209.94/x
  3. Step 3: Cross multiply
    560,858.75x = 773,981.04 × 306,209.94
  4. Step 4: Simplify right side
    560,858.75x = 237,000,688,696.61
  5. Step 5: Solve for x
    x = 237,000,688,696.61/560,858.75
  6. Step 6: Final answer
    x = 422,567.51

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