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Finding the Fourth Proportional to 366,962.80, 550,444.20 and 260,674.60

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Solution

The fourth proportional to 366,962.80, 550,444.20 and 260,674.60 is: 391,011.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,962.80 : 550,444.20 = 260,674.60 : x
  2. Step 2: Convert to fraction form
    366,962.80/550,444.20 = 260,674.60/x
  3. Step 3: Cross multiply
    366,962.80x = 550,444.20 × 260,674.60
  4. Step 4: Simplify right side
    366,962.80x = 143,486,821,657.32
  5. Step 5: Solve for x
    x = 143,486,821,657.32/366,962.80
  6. Step 6: Final answer
    x = 391,011.90

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