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Finding the Fourth Proportional to 368,101.80, 551,828.70 and 249,388.20

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Solution

The fourth proportional to 368,101.80, 551,828.70 and 249,388.20 is: 373,862.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,101.80 : 551,828.70 = 249,388.20 : x
  2. Step 2: Convert to fraction form
    368,101.80/551,828.70 = 249,388.20/x
  3. Step 3: Cross multiply
    368,101.80x = 551,828.70 × 249,388.20
  4. Step 4: Simplify right side
    368,101.80x = 137,619,566,201.34
  5. Step 5: Solve for x
    x = 137,619,566,201.34/368,101.80
  6. Step 6: Final answer
    x = 373,862.79

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