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Finding the Fourth Proportional to 480,399.27, 662,976.81 and 265,559.28

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Solution

The fourth proportional to 480,399.27, 662,976.81 and 265,559.28 is: 366,486.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,399.27 : 662,976.81 = 265,559.28 : x
  2. Step 2: Convert to fraction form
    480,399.27/662,976.81 = 265,559.28/x
  3. Step 3: Cross multiply
    480,399.27x = 662,976.81 × 265,559.28
  4. Step 4: Simplify right side
    480,399.27x = 176,059,644,320.30
  5. Step 5: Solve for x
    x = 176,059,644,320.30/480,399.27
  6. Step 6: Final answer
    x = 366,486.08

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