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Finding the Fourth Proportional to 605,713.36, 835,890.04 and 333,790.98

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Solution

The fourth proportional to 605,713.36, 835,890.04 and 333,790.98 is: 460,634.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,713.36 : 835,890.04 = 333,790.98 : x
  2. Step 2: Convert to fraction form
    605,713.36/835,890.04 = 333,790.98/x
  3. Step 3: Cross multiply
    605,713.36x = 835,890.04 × 333,790.98
  4. Step 4: Simplify right side
    605,713.36x = 279,012,555,623.84
  5. Step 5: Solve for x
    x = 279,012,555,623.84/605,713.36
  6. Step 6: Final answer
    x = 460,634.64

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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.