Home / 671,684.61-1,007,920.59-481,940.49

Finding the Fourth Proportional to 671,684.61, 1,007,920.59 and 481,940.49

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Solution

The fourth proportional to 671,684.61, 1,007,920.59 and 481,940.49 is: 723,193.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,684.61 : 1,007,920.59 = 481,940.49 : x
  2. Step 2: Convert to fraction form
    671,684.61/1,007,920.59 = 481,940.49/x
  3. Step 3: Cross multiply
    671,684.61x = 1,007,920.59 × 481,940.49
  4. Step 4: Simplify right side
    671,684.61x = 485,757,743,025.69
  5. Step 5: Solve for x
    x = 485,757,743,025.69/671,684.61
  6. Step 6: Final answer
    x = 723,193.20

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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.