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Finding the Fourth Proportional to 605,264.97, 835,265.61 and 333,330.51

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Solution

The fourth proportional to 605,264.97, 835,265.61 and 333,330.51 is: 459,996.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,264.97 : 835,265.61 = 333,330.51 : x
  2. Step 2: Convert to fraction form
    605,264.97/835,265.61 = 333,330.51/x
  3. Step 3: Cross multiply
    605,264.97x = 835,265.61 × 333,330.51
  4. Step 4: Simplify right side
    605,264.97x = 278,419,511,766.76
  5. Step 5: Solve for x
    x = 278,419,511,766.76/605,264.97
  6. Step 6: Final answer
    x = 459,996.08

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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.