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Finding the Fourth Proportional to 559,809.80, 839,714.70 and 185,832.80

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Solution

The fourth proportional to 559,809.80, 839,714.70 and 185,832.80 is: 278,749.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,809.80 : 839,714.70 = 185,832.80 : x
  2. Step 2: Convert to fraction form
    559,809.80/839,714.70 = 185,832.80/x
  3. Step 3: Cross multiply
    559,809.80x = 839,714.70 × 185,832.80
  4. Step 4: Simplify right side
    559,809.80x = 156,046,533,902.16
  5. Step 5: Solve for x
    x = 156,046,533,902.16/559,809.80
  6. Step 6: Final answer
    x = 278,749.20

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