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Finding the Fourth Proportional to 807,207, 1,210,812 and 757,882.62

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Solution

The fourth proportional to 807,207, 1,210,812 and 757,882.62 is: 1,136,825.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,207 : 1,210,812 = 757,882.62 : x
  2. Step 2: Convert to fraction form
    807,207/1,210,812 = 757,882.62/x
  3. Step 3: Cross multiply
    807,207x = 1,210,812 × 757,882.62
  4. Step 4: Simplify right side
    807,207x = 917,653,370,887.44
  5. Step 5: Solve for x
    x = 917,653,370,887.44/807,207
  6. Step 6: Final answer
    x = 1,136,825.34

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