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Finding the Fourth Proportional to 605,836.44, 836,020.19 and 333,903.51

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Solution

The fourth proportional to 605,836.44, 836,020.19 and 333,903.51 is: 460,768.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,836.44 : 836,020.19 = 333,903.51 : x
  2. Step 2: Convert to fraction form
    605,836.44/836,020.19 = 333,903.51/x
  3. Step 3: Cross multiply
    605,836.44x = 836,020.19 × 333,903.51
  4. Step 4: Simplify right side
    605,836.44x = 279,150,074,202.35
  5. Step 5: Solve for x
    x = 279,150,074,202.35/605,836.44
  6. Step 6: Final answer
    x = 460,768.05

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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.