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Finding the Fourth Proportional to 1,197,403.60, 1,796,364.60 and 356,040.40

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Solution

The fourth proportional to 1,197,403.60, 1,796,364.60 and 356,040.40 is: 534,137.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,403.60 : 1,796,364.60 = 356,040.40 : x
  2. Step 2: Convert to fraction form
    1,197,403.60/1,796,364.60 = 356,040.40/x
  3. Step 3: Cross multiply
    1,197,403.60x = 1,796,364.60 × 356,040.40
  4. Step 4: Simplify right side
    1,197,403.60x = 639,578,370,729.84
  5. Step 5: Solve for x
    x = 639,578,370,729.84/1,197,403.60
  6. Step 6: Final answer
    x = 534,137.67

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