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Finding the Fourth Proportional to 352,445.41, 486,361.63 and 191,297.02

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Solution

The fourth proportional to 352,445.41, 486,361.63 and 191,297.02 is: 263,982.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,445.41 : 486,361.63 = 191,297.02 : x
  2. Step 2: Convert to fraction form
    352,445.41/486,361.63 = 191,297.02/x
  3. Step 3: Cross multiply
    352,445.41x = 486,361.63 × 191,297.02
  4. Step 4: Simplify right side
    352,445.41x = 93,039,530,461.34
  5. Step 5: Solve for x
    x = 93,039,530,461.34/352,445.41
  6. Step 6: Final answer
    x = 263,982.81

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.