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Finding the Fourth Proportional to 560,199.47, 773,140.62 and 318,518.25

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Solution

The fourth proportional to 560,199.47, 773,140.62 and 318,518.25 is: 439,592.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,199.47 : 773,140.62 = 318,518.25 : x
  2. Step 2: Convert to fraction form
    560,199.47/773,140.62 = 318,518.25/x
  3. Step 3: Cross multiply
    560,199.47x = 773,140.62 × 318,518.25
  4. Step 4: Simplify right side
    560,199.47x = 246,259,397,286.32
  5. Step 5: Solve for x
    x = 246,259,397,286.32/560,199.47
  6. Step 6: Final answer
    x = 439,592.35

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