Home / 262,904.30-394,356.45-122,936.30

Finding the Fourth Proportional to 262,904.30, 394,356.45 and 122,936.30

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Solution

The fourth proportional to 262,904.30, 394,356.45 and 122,936.30 is: 184,404.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,904.30 : 394,356.45 = 122,936.30 : x
  2. Step 2: Convert to fraction form
    262,904.30/394,356.45 = 122,936.30/x
  3. Step 3: Cross multiply
    262,904.30x = 394,356.45 × 122,936.30
  4. Step 4: Simplify right side
    262,904.30x = 48,480,722,844.14
  5. Step 5: Solve for x
    x = 48,480,722,844.14/262,904.30
  6. Step 6: Final answer
    x = 184,404.45

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1.5x scale

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.