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Finding the Fourth Proportional to 666,996.26, 1,000,522.08 and 193,681.63

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Solution

The fourth proportional to 666,996.26, 1,000,522.08 and 193,681.63 is: 290,530.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,996.26 : 1,000,522.08 = 193,681.63 : x
  2. Step 2: Convert to fraction form
    666,996.26/1,000,522.08 = 193,681.63/x
  3. Step 3: Cross multiply
    666,996.26x = 1,000,522.08 × 193,681.63
  4. Step 4: Simplify right side
    666,996.26x = 193,782,744,804.09
  5. Step 5: Solve for x
    x = 193,782,744,804.09/666,996.26
  6. Step 6: Final answer
    x = 290,530.48

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