Home / 1,202,676.44-1,659,693.78-658,831.56

Finding the Fourth Proportional to 1,202,676.44, 1,659,693.78 and 658,831.56

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Solution

The fourth proportional to 1,202,676.44, 1,659,693.78 and 658,831.56 is: 909,187.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,676.44 : 1,659,693.78 = 658,831.56 : x
  2. Step 2: Convert to fraction form
    1,202,676.44/1,659,693.78 = 658,831.56/x
  3. Step 3: Cross multiply
    1,202,676.44x = 1,659,693.78 × 658,831.56
  4. Step 4: Simplify right side
    1,202,676.44x = 1,093,458,646,348.93
  5. Step 5: Solve for x
    x = 1,093,458,646,348.93/1,202,676.44
  6. Step 6: Final answer
    x = 909,187.72

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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.