Home / 986,561.44-1,479,842.88-238,608.16

Finding the Fourth Proportional to 986,561.44, 1,479,842.88 and 238,608.16

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Solution

The fourth proportional to 986,561.44, 1,479,842.88 and 238,608.16 is: 357,912.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,561.44 : 1,479,842.88 = 238,608.16 : x
  2. Step 2: Convert to fraction form
    986,561.44/1,479,842.88 = 238,608.16/x
  3. Step 3: Cross multiply
    986,561.44x = 1,479,842.88 × 238,608.16
  4. Step 4: Simplify right side
    986,561.44x = 353,102,586,685.90
  5. Step 5: Solve for x
    x = 353,102,586,685.90/986,561.44
  6. Step 6: Final answer
    x = 357,912.41

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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.