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Finding the Fourth Proportional to 573,670.40, 860,505.60 and 441,219.20

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Solution

The fourth proportional to 573,670.40, 860,505.60 and 441,219.20 is: 661,828.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,670.40 : 860,505.60 = 441,219.20 : x
  2. Step 2: Convert to fraction form
    573,670.40/860,505.60 = 441,219.20/x
  3. Step 3: Cross multiply
    573,670.40x = 860,505.60 × 441,219.20
  4. Step 4: Simplify right side
    573,670.40x = 379,671,592,427.52
  5. Step 5: Solve for x
    x = 379,671,592,427.52/573,670.40
  6. Step 6: Final answer
    x = 661,828.80

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