Home / 823,387.20-1,233,331.20-683,419.20

Finding the Fourth Proportional to 823,387.20, 1,233,331.20 and 683,419.20

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Solution

The fourth proportional to 823,387.20, 1,233,331.20 and 683,419.20 is: 1,023,676.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,387.20 : 1,233,331.20 = 683,419.20 : x
  2. Step 2: Convert to fraction form
    823,387.20/1,233,331.20 = 683,419.20/x
  3. Step 3: Cross multiply
    823,387.20x = 1,233,331.20 × 683,419.20
  4. Step 4: Simplify right side
    823,387.20x = 842,882,222,039.04
  5. Step 5: Solve for x
    x = 842,882,222,039.04/823,387.20
  6. Step 6: Final answer
    x = 1,023,676.62

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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.