Home / 481,749.12-664,896.96-277,763.04

Finding the Fourth Proportional to 481,749.12, 664,896.96 and 277,763.04

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Solution

The fourth proportional to 481,749.12, 664,896.96 and 277,763.04 is: 383,360.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,749.12 : 664,896.96 = 277,763.04 : x
  2. Step 2: Convert to fraction form
    481,749.12/664,896.96 = 277,763.04/x
  3. Step 3: Cross multiply
    481,749.12x = 664,896.96 × 277,763.04
  4. Step 4: Simplify right side
    481,749.12x = 184,683,800,896.36
  5. Step 5: Solve for x
    x = 184,683,800,896.36/481,749.12
  6. Step 6: Final answer
    x = 383,360.95

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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.