Home / 454,927-682,361.76-177,667.36

Finding the Fourth Proportional to 454,927, 682,361.76 and 177,667.36

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Solution

The fourth proportional to 454,927, 682,361.76 and 177,667.36 is: 266,489.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,927 : 682,361.76 = 177,667.36 : x
  2. Step 2: Convert to fraction form
    454,927/682,361.76 = 177,667.36/x
  3. Step 3: Cross multiply
    454,927x = 682,361.76 × 177,667.36
  4. Step 4: Simplify right side
    454,927x = 121,233,412,464.15
  5. Step 5: Solve for x
    x = 121,233,412,464.15/454,927
  6. Step 6: Final answer
    x = 266,489.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.