Home / 872,960.67-1,309,760.82-367,648.83

Finding the Fourth Proportional to 872,960.67, 1,309,760.82 and 367,648.83

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Solution

The fourth proportional to 872,960.67, 1,309,760.82 and 367,648.83 is: 551,607.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,960.67 : 1,309,760.82 = 367,648.83 : x
  2. Step 2: Convert to fraction form
    872,960.67/1,309,760.82 = 367,648.83/x
  3. Step 3: Cross multiply
    872,960.67x = 1,309,760.82 × 367,648.83
  4. Step 4: Simplify right side
    872,960.67x = 481,532,033,052.84
  5. Step 5: Solve for x
    x = 481,532,033,052.84/872,960.67
  6. Step 6: Final answer
    x = 551,607.94

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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.