Home / 276,190.09-412,268.83-236,999.05

Finding the Fourth Proportional to 276,190.09, 412,268.83 and 236,999.05

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Solution

The fourth proportional to 276,190.09, 412,268.83 and 236,999.05 is: 353,768.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,190.09 : 412,268.83 = 236,999.05 : x
  2. Step 2: Convert to fraction form
    276,190.09/412,268.83 = 236,999.05/x
  3. Step 3: Cross multiply
    276,190.09x = 412,268.83 × 236,999.05
  4. Step 4: Simplify right side
    276,190.09x = 97,707,321,054.61
  5. Step 5: Solve for x
    x = 97,707,321,054.61/276,190.09
  6. Step 6: Final answer
    x = 353,768.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.