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Finding the Fourth Proportional to 364,031.20, 546,046.80 and 153,906.40

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Solution

The fourth proportional to 364,031.20, 546,046.80 and 153,906.40 is: 230,859.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,031.20 : 546,046.80 = 153,906.40 : x
  2. Step 2: Convert to fraction form
    364,031.20/546,046.80 = 153,906.40/x
  3. Step 3: Cross multiply
    364,031.20x = 546,046.80 × 153,906.40
  4. Step 4: Simplify right side
    364,031.20x = 84,040,097,219.52
  5. Step 5: Solve for x
    x = 84,040,097,219.52/364,031.20
  6. Step 6: Final answer
    x = 230,859.60

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