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Finding the Fourth Proportional to 626,021.63, 863,921.63 and 384,183.17

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Solution

The fourth proportional to 626,021.63, 863,921.63 and 384,183.17 is: 530,180.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,021.63 : 863,921.63 = 384,183.17 : x
  2. Step 2: Convert to fraction form
    626,021.63/863,921.63 = 384,183.17/x
  3. Step 3: Cross multiply
    626,021.63x = 863,921.63 × 384,183.17
  4. Step 4: Simplify right side
    626,021.63x = 331,904,150,444.97
  5. Step 5: Solve for x
    x = 331,904,150,444.97/626,021.63
  6. Step 6: Final answer
    x = 530,180.00

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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.