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Finding the Fourth Proportional to 1,137,612, 1,706,698.67 and 338,890.44

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Solution

The fourth proportional to 1,137,612, 1,706,698.67 and 338,890.44 is: 508,419.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,612 : 1,706,698.67 = 338,890.44 : x
  2. Step 2: Convert to fraction form
    1,137,612/1,706,698.67 = 338,890.44/x
  3. Step 3: Cross multiply
    1,137,612x = 1,706,698.67 × 338,890.44
  4. Step 4: Simplify right side
    1,137,612x = 578,383,863,223.72
  5. Step 5: Solve for x
    x = 578,383,863,223.72/1,137,612
  6. Step 6: Final answer
    x = 508,419.27

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