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Finding the Fourth Proportional to 201,641.20, 302,461.80 and 179,868.40

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Solution

The fourth proportional to 201,641.20, 302,461.80 and 179,868.40 is: 269,802.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,641.20 : 302,461.80 = 179,868.40 : x
  2. Step 2: Convert to fraction form
    201,641.20/302,461.80 = 179,868.40/x
  3. Step 3: Cross multiply
    201,641.20x = 302,461.80 × 179,868.40
  4. Step 4: Simplify right side
    201,641.20x = 54,403,320,027.12
  5. Step 5: Solve for x
    x = 54,403,320,027.12/201,641.20
  6. Step 6: Final answer
    x = 269,802.60

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