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Finding the Fourth Proportional to 773,234.80, 1,158,469.80 and 662,642.80

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Solution

The fourth proportional to 773,234.80, 1,158,469.80 and 662,642.80 is: 992,779.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,234.80 : 1,158,469.80 = 662,642.80 : x
  2. Step 2: Convert to fraction form
    773,234.80/1,158,469.80 = 662,642.80/x
  3. Step 3: Cross multiply
    773,234.80x = 1,158,469.80 × 662,642.80
  4. Step 4: Simplify right side
    773,234.80x = 767,651,671,987.44
  5. Step 5: Solve for x
    x = 767,651,671,987.44/773,234.80
  6. Step 6: Final answer
    x = 992,779.52

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