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Finding the Fourth Proportional to 1,352,407, 1,866,380 and 748,795

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Solution

The fourth proportional to 1,352,407, 1,866,380 and 748,795 is: 1,033,369.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,407 : 1,866,380 = 748,795 : x
  2. Step 2: Convert to fraction form
    1,352,407/1,866,380 = 748,795/x
  3. Step 3: Cross multiply
    1,352,407x = 1,866,380 × 748,795
  4. Step 4: Simplify right side
    1,352,407x = 1,397,536,012,100
  5. Step 5: Solve for x
    x = 1,397,536,012,100/1,352,407
  6. Step 6: Final answer
    x = 1,033,369.40

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