Home / 824,534.91-1,236,015.05-263,204.91

Finding the Fourth Proportional to 824,534.91, 1,236,015.05 and 263,204.91

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Solution

The fourth proportional to 824,534.91, 1,236,015.05 and 263,204.91 is: 394,556.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,534.91 : 1,236,015.05 = 263,204.91 : x
  2. Step 2: Convert to fraction form
    824,534.91/1,236,015.05 = 263,204.91/x
  3. Step 3: Cross multiply
    824,534.91x = 1,236,015.05 × 263,204.91
  4. Step 4: Simplify right side
    824,534.91x = 325,325,228,677.87
  5. Step 5: Solve for x
    x = 325,325,228,677.87/824,534.91
  6. Step 6: Final answer
    x = 394,556.04

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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.