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Finding the Fourth Proportional to 453,801.84, 680,804.28 and 138,283.44

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Solution

The fourth proportional to 453,801.84, 680,804.28 and 138,283.44 is: 207,456.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,801.84 : 680,804.28 = 138,283.44 : x
  2. Step 2: Convert to fraction form
    453,801.84/680,804.28 = 138,283.44/x
  3. Step 3: Cross multiply
    453,801.84x = 680,804.28 × 138,283.44
  4. Step 4: Simplify right side
    453,801.84x = 94,143,957,805.12
  5. Step 5: Solve for x
    x = 94,143,957,805.12/453,801.84
  6. Step 6: Final answer
    x = 207,456.10

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