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Finding the Fourth Proportional to 605,729.39, 835,912.08 and 333,807.03

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Solution

The fourth proportional to 605,729.39, 835,912.08 and 333,807.03 is: 460,656.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,729.39 : 835,912.08 = 333,807.03 : x
  2. Step 2: Convert to fraction form
    605,729.39/835,912.08 = 333,807.03/x
  3. Step 3: Cross multiply
    605,729.39x = 835,912.08 × 333,807.03
  4. Step 4: Simplify right side
    605,729.39x = 279,033,328,765.92
  5. Step 5: Solve for x
    x = 279,033,328,765.92/605,729.39
  6. Step 6: Final answer
    x = 460,656.75

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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.