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Finding the Fourth Proportional to 296,494.80, 444,742.20 and 130,282.80

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Solution

The fourth proportional to 296,494.80, 444,742.20 and 130,282.80 is: 195,424.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,494.80 : 444,742.20 = 130,282.80 : x
  2. Step 2: Convert to fraction form
    296,494.80/444,742.20 = 130,282.80/x
  3. Step 3: Cross multiply
    296,494.80x = 444,742.20 × 130,282.80
  4. Step 4: Simplify right side
    296,494.80x = 57,942,259,094.16
  5. Step 5: Solve for x
    x = 57,942,259,094.16/296,494.80
  6. Step 6: Final answer
    x = 195,424.20

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