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Finding the Fourth Proportional to 827,360.70, 1,239,892.86 and 376,980.90

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Solution

The fourth proportional to 827,360.70, 1,239,892.86 and 376,980.90 is: 564,948.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,360.70 : 1,239,892.86 = 376,980.90 : x
  2. Step 2: Convert to fraction form
    827,360.70/1,239,892.86 = 376,980.90/x
  3. Step 3: Cross multiply
    827,360.70x = 1,239,892.86 × 376,980.90
  4. Step 4: Simplify right side
    827,360.70x = 467,415,926,266.37
  5. Step 5: Solve for x
    x = 467,415,926,266.37/827,360.70
  6. Step 6: Final answer
    x = 564,948.19

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