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Finding the Fourth Proportional to 548,893.53, 823,381.94 and 169,852.58

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Solution

The fourth proportional to 548,893.53, 823,381.94 and 169,852.58 is: 254,791.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,893.53 : 823,381.94 = 169,852.58 : x
  2. Step 2: Convert to fraction form
    548,893.53/823,381.94 = 169,852.58/x
  3. Step 3: Cross multiply
    548,893.53x = 823,381.94 × 169,852.58
  4. Step 4: Simplify right side
    548,893.53x = 139,853,546,834.41
  5. Step 5: Solve for x
    x = 139,853,546,834.41/548,893.53
  6. Step 6: Final answer
    x = 254,791.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.