Home / 1,327,671.36-1,991,514.24-330,399.36

Finding the Fourth Proportional to 1,327,671.36, 1,991,514.24 and 330,399.36

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Solution

The fourth proportional to 1,327,671.36, 1,991,514.24 and 330,399.36 is: 495,600.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,671.36 : 1,991,514.24 = 330,399.36 : x
  2. Step 2: Convert to fraction form
    1,327,671.36/1,991,514.24 = 330,399.36/x
  3. Step 3: Cross multiply
    1,327,671.36x = 1,991,514.24 × 330,399.36
  4. Step 4: Simplify right side
    1,327,671.36x = 657,995,030,326.89
  5. Step 5: Solve for x
    x = 657,995,030,326.89/1,327,671.36
  6. Step 6: Final answer
    x = 495,600.83

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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.