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Finding the Fourth Proportional to 261,549.44, 361,015.44 and 154,154.24

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Solution

The fourth proportional to 261,549.44, 361,015.44 and 154,154.24 is: 212,778.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,549.44 : 361,015.44 = 154,154.24 : x
  2. Step 2: Convert to fraction form
    261,549.44/361,015.44 = 154,154.24/x
  3. Step 3: Cross multiply
    261,549.44x = 361,015.44 × 154,154.24
  4. Step 4: Simplify right side
    261,549.44x = 55,652,060,781.47
  5. Step 5: Solve for x
    x = 55,652,060,781.47/261,549.44
  6. Step 6: Final answer
    x = 212,778.36

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