Home / 613,226.41-919,769.53-163,982.30

Finding the Fourth Proportional to 613,226.41, 919,769.53 and 163,982.30

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Solution

The fourth proportional to 613,226.41, 919,769.53 and 163,982.30 is: 245,954.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,226.41 : 919,769.53 = 163,982.30 : x
  2. Step 2: Convert to fraction form
    613,226.41/919,769.53 = 163,982.30/x
  3. Step 3: Cross multiply
    613,226.41x = 919,769.53 × 163,982.30
  4. Step 4: Simplify right side
    613,226.41x = 150,825,922,999.32
  5. Step 5: Solve for x
    x = 150,825,922,999.32/613,226.41
  6. Step 6: Final answer
    x = 245,954.71

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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.