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Finding the Fourth Proportional to 270,680.68, 406,011.66 and 70,999.48

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Solution

The fourth proportional to 270,680.68, 406,011.66 and 70,999.48 is: 106,496.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,680.68 : 406,011.66 = 70,999.48 : x
  2. Step 2: Convert to fraction form
    270,680.68/406,011.66 = 70,999.48/x
  3. Step 3: Cross multiply
    270,680.68x = 406,011.66 × 70,999.48
  4. Step 4: Simplify right side
    270,680.68x = 28,826,616,733.94
  5. Step 5: Solve for x
    x = 28,826,616,733.94/270,680.68
  6. Step 6: Final answer
    x = 106,496.76

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