Home / 327,669.44-491,569.74-103,086.36

Finding the Fourth Proportional to 327,669.44, 491,569.74 and 103,086.36

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Solution

The fourth proportional to 327,669.44, 491,569.74 and 103,086.36 is: 154,650.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,669.44 : 491,569.74 = 103,086.36 : x
  2. Step 2: Convert to fraction form
    327,669.44/491,569.74 = 103,086.36/x
  3. Step 3: Cross multiply
    327,669.44x = 491,569.74 × 103,086.36
  4. Step 4: Simplify right side
    327,669.44x = 50,674,135,182.75
  5. Step 5: Solve for x
    x = 50,674,135,182.75/327,669.44
  6. Step 6: Final answer
    x = 154,650.17

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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.