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Finding the Fourth Proportional to 605,006.12, 834,895.31 and 333,063.61

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Solution

The fourth proportional to 605,006.12, 834,895.31 and 333,063.61 is: 459,620.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,006.12 : 834,895.31 = 333,063.61 : x
  2. Step 2: Convert to fraction form
    605,006.12/834,895.31 = 333,063.61/x
  3. Step 3: Cross multiply
    605,006.12x = 834,895.31 × 333,063.61
  4. Step 4: Simplify right side
    605,006.12x = 278,073,242,168.11
  5. Step 5: Solve for x
    x = 278,073,242,168.11/605,006.12
  6. Step 6: Final answer
    x = 459,620.54

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Why These Related Problems?

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