Home / 957,371.80-1,434,089.40-658,190.20

Finding the Fourth Proportional to 957,371.80, 1,434,089.40 and 658,190.20

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Solution

The fourth proportional to 957,371.80, 1,434,089.40 and 658,190.20 is: 985,932.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,371.80 : 1,434,089.40 = 658,190.20 : x
  2. Step 2: Convert to fraction form
    957,371.80/1,434,089.40 = 658,190.20/x
  3. Step 3: Cross multiply
    957,371.80x = 1,434,089.40 × 658,190.20
  4. Step 4: Simplify right side
    957,371.80x = 943,903,589,003.88
  5. Step 5: Solve for x
    x = 943,903,589,003.88/957,371.80
  6. Step 6: Final answer
    x = 985,932.10

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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.