Home / 980,481.92-1,353,212.36-598,728.92

Finding the Fourth Proportional to 980,481.92, 1,353,212.36 and 598,728.92

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Solution

The fourth proportional to 980,481.92, 1,353,212.36 and 598,728.92 is: 826,335.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,481.92 : 1,353,212.36 = 598,728.92 : x
  2. Step 2: Convert to fraction form
    980,481.92/1,353,212.36 = 598,728.92/x
  3. Step 3: Cross multiply
    980,481.92x = 1,353,212.36 × 598,728.92
  4. Step 4: Simplify right side
    980,481.92x = 810,207,374,833.45
  5. Step 5: Solve for x
    x = 810,207,374,833.45/980,481.92
  6. Step 6: Final answer
    x = 826,335.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.