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Finding the Fourth Proportional to 474,878.78, 655,332.87 and 260,032.46

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Solution

The fourth proportional to 474,878.78, 655,332.87 and 260,032.46 is: 358,844.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,878.78 : 655,332.87 = 260,032.46 : x
  2. Step 2: Convert to fraction form
    474,878.78/655,332.87 = 260,032.46/x
  3. Step 3: Cross multiply
    474,878.78x = 655,332.87 × 260,032.46
  4. Step 4: Simplify right side
    474,878.78x = 170,407,816,003.42
  5. Step 5: Solve for x
    x = 170,407,816,003.42/474,878.78
  6. Step 6: Final answer
    x = 358,844.88

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