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Finding the Fourth Proportional to 289,773.96, 399,907.26 and 162,457.80

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Solution

The fourth proportional to 289,773.96, 399,907.26 and 162,457.80 is: 224,202.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,773.96 : 399,907.26 = 162,457.80 : x
  2. Step 2: Convert to fraction form
    289,773.96/399,907.26 = 162,457.80/x
  3. Step 3: Cross multiply
    289,773.96x = 399,907.26 × 162,457.80
  4. Step 4: Simplify right side
    289,773.96x = 64,968,053,663.63
  5. Step 5: Solve for x
    x = 64,968,053,663.63/289,773.96
  6. Step 6: Final answer
    x = 224,202.53

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