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Finding the Fourth Proportional to 605,020.46, 834,912.97 and 333,085.64

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Solution

The fourth proportional to 605,020.46, 834,912.97 and 333,085.64 is: 459,649.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,020.46 : 834,912.97 = 333,085.64 : x
  2. Step 2: Convert to fraction form
    605,020.46/834,912.97 = 333,085.64/x
  3. Step 3: Cross multiply
    605,020.46x = 834,912.97 × 333,085.64
  4. Step 4: Simplify right side
    605,020.46x = 278,097,515,949.47
  5. Step 5: Solve for x
    x = 278,097,515,949.47/605,020.46
  6. Step 6: Final answer
    x = 459,649.77

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1.5x scale

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.