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Finding the Fourth Proportional to 480,869.63, 663,542.67 and 265,980.48

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Solution

The fourth proportional to 480,869.63, 663,542.67 and 265,980.48 is: 367,021.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,869.63 : 663,542.67 = 265,980.48 : x
  2. Step 2: Convert to fraction form
    480,869.63/663,542.67 = 265,980.48/x
  3. Step 3: Cross multiply
    480,869.63x = 663,542.67 × 265,980.48
  4. Step 4: Simplify right side
    480,869.63x = 176,489,397,867.08
  5. Step 5: Solve for x
    x = 176,489,397,867.08/480,869.63
  6. Step 6: Final answer
    x = 367,021.31

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