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Finding the Fourth Proportional to 516,480.14, 773,053.65 and 266,818.70

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Solution

The fourth proportional to 516,480.14, 773,053.65 and 266,818.70 is: 399,367.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,480.14 : 773,053.65 = 266,818.70 : x
  2. Step 2: Convert to fraction form
    516,480.14/773,053.65 = 266,818.70/x
  3. Step 3: Cross multiply
    516,480.14x = 773,053.65 × 266,818.70
  4. Step 4: Simplify right side
    516,480.14x = 206,265,169,923.26
  5. Step 5: Solve for x
    x = 206,265,169,923.26/516,480.14
  6. Step 6: Final answer
    x = 399,367.09

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