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Finding the Fourth Proportional to 605,115.58, 835,052.60 and 333,177.80

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Solution

The fourth proportional to 605,115.58, 835,052.60 and 333,177.80 is: 459,781.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,115.58 : 835,052.60 = 333,177.80 : x
  2. Step 2: Convert to fraction form
    605,115.58/835,052.60 = 333,177.80/x
  3. Step 3: Cross multiply
    605,115.58x = 835,052.60 × 333,177.80
  4. Step 4: Simplify right side
    605,115.58x = 278,220,988,152.28
  5. Step 5: Solve for x
    x = 278,220,988,152.28/605,115.58
  6. Step 6: Final answer
    x = 459,781.56

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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.