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Finding the Fourth Proportional to 7,243,752.60, 10,866,941.10 and 3,640,451.40

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Solution

The fourth proportional to 7,243,752.60, 10,866,941.10 and 3,640,451.40 is: 5,461,336.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243,752.60 : 10,866,941.10 = 3,640,451.40 : x
  2. Step 2: Convert to fraction form
    7,243,752.60/10,866,941.10 = 3,640,451.40/x
  3. Step 3: Cross multiply
    7,243,752.60x = 10,866,941.10 × 3,640,451.40
  4. Step 4: Simplify right side
    7,243,752.60x = 39,560,570,941,212.54
  5. Step 5: Solve for x
    x = 39,560,570,941,212.54/7,243,752.60
  6. Step 6: Final answer
    x = 5,461,336.56

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