Home / 980,408.82-1,352,996.99-544,844.52

Finding the Fourth Proportional to 980,408.82, 1,352,996.99 and 544,844.52

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Solution

The fourth proportional to 980,408.82, 1,352,996.99 and 544,844.52 is: 751,903.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,408.82 : 1,352,996.99 = 544,844.52 : x
  2. Step 2: Convert to fraction form
    980,408.82/1,352,996.99 = 544,844.52/x
  3. Step 3: Cross multiply
    980,408.82x = 1,352,996.99 × 544,844.52
  4. Step 4: Simplify right side
    980,408.82x = 737,172,995,578.00
  5. Step 5: Solve for x
    x = 737,172,995,578.00/980,408.82
  6. Step 6: Final answer
    x = 751,903.68

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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.