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Finding the Fourth Proportional to 355,726.41, 533,590.52 and 145,364.37

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Solution

The fourth proportional to 355,726.41, 533,590.52 and 145,364.37 is: 218,046.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,726.41 : 533,590.52 = 145,364.37 : x
  2. Step 2: Convert to fraction form
    355,726.41/533,590.52 = 145,364.37/x
  3. Step 3: Cross multiply
    355,726.41x = 533,590.52 × 145,364.37
  4. Step 4: Simplify right side
    355,726.41x = 77,565,049,050.95
  5. Step 5: Solve for x
    x = 77,565,049,050.95/355,726.41
  6. Step 6: Final answer
    x = 218,046.92

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