Home / 799,186.26-1,198,779.39-325,908.54

Finding the Fourth Proportional to 799,186.26, 1,198,779.39 and 325,908.54

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Solution

The fourth proportional to 799,186.26, 1,198,779.39 and 325,908.54 is: 488,862.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,186.26 : 1,198,779.39 = 325,908.54 : x
  2. Step 2: Convert to fraction form
    799,186.26/1,198,779.39 = 325,908.54/x
  3. Step 3: Cross multiply
    799,186.26x = 1,198,779.39 × 325,908.54
  4. Step 4: Simplify right side
    799,186.26x = 390,692,440,776.99
  5. Step 5: Solve for x
    x = 390,692,440,776.99/799,186.26
  6. Step 6: Final answer
    x = 488,862.81

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Double scale
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Similar ratio
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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.