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Finding the Fourth Proportional to 605,598.38, 835,718.04 and 329,967.73

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Solution

The fourth proportional to 605,598.38, 835,718.04 and 329,967.73 is: 455,351.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,598.38 : 835,718.04 = 329,967.73 : x
  2. Step 2: Convert to fraction form
    605,598.38/835,718.04 = 329,967.73/x
  3. Step 3: Cross multiply
    605,598.38x = 835,718.04 × 329,967.73
  4. Step 4: Simplify right side
    605,598.38x = 275,759,984,578.85
  5. Step 5: Solve for x
    x = 275,759,984,578.85/605,598.38
  6. Step 6: Final answer
    x = 455,351.26

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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.