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Finding the Fourth Proportional to 580,643.76, 801,352.76 and 338,985.72

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Solution

The fourth proportional to 580,643.76, 801,352.76 and 338,985.72 is: 467,837.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,643.76 : 801,352.76 = 338,985.72 : x
  2. Step 2: Convert to fraction form
    580,643.76/801,352.76 = 338,985.72/x
  3. Step 3: Cross multiply
    580,643.76x = 801,352.76 × 338,985.72
  4. Step 4: Simplify right side
    580,643.76x = 271,647,142,322.59
  5. Step 5: Solve for x
    x = 271,647,142,322.59/580,643.76
  6. Step 6: Final answer
    x = 467,837.87

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