Home / 671,676.99-1,007,909.14-481,932.87

Finding the Fourth Proportional to 671,676.99, 1,007,909.14 and 481,932.87

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Solution

The fourth proportional to 671,676.99, 1,007,909.14 and 481,932.87 is: 723,181.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,676.99 : 1,007,909.14 = 481,932.87 : x
  2. Step 2: Convert to fraction form
    671,676.99/1,007,909.14 = 481,932.87/x
  3. Step 3: Cross multiply
    671,676.99x = 1,007,909.14 × 481,932.87
  4. Step 4: Simplify right side
    671,676.99x = 485,744,544,539.43
  5. Step 5: Solve for x
    x = 485,744,544,539.43/671,676.99
  6. Step 6: Final answer
    x = 723,181.76

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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.