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Finding the Fourth Proportional to 497,028.53, 745,487.24 and 137,226.40

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Solution

The fourth proportional to 497,028.53, 745,487.24 and 137,226.40 is: 205,824.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,028.53 : 745,487.24 = 137,226.40 : x
  2. Step 2: Convert to fraction form
    497,028.53/745,487.24 = 137,226.40/x
  3. Step 3: Cross multiply
    497,028.53x = 745,487.24 × 137,226.40
  4. Step 4: Simplify right side
    497,028.53x = 102,300,525,777.57
  5. Step 5: Solve for x
    x = 102,300,525,777.57/497,028.53
  6. Step 6: Final answer
    x = 205,824.25

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