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Finding the Fourth Proportional to 1,579,930, 2,180,304.86 and 864,538

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Solution

The fourth proportional to 1,579,930, 2,180,304.86 and 864,538 is: 1,193,063.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,930 : 2,180,304.86 = 864,538 : x
  2. Step 2: Convert to fraction form
    1,579,930/2,180,304.86 = 864,538/x
  3. Step 3: Cross multiply
    1,579,930x = 2,180,304.86 × 864,538
  4. Step 4: Simplify right side
    1,579,930x = 1,884,956,403,054.68
  5. Step 5: Solve for x
    x = 1,884,956,403,054.68/1,579,930
  6. Step 6: Final answer
    x = 1,193,063.24

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