Home / 366,976.05-550,464.09-310,988.85

Finding the Fourth Proportional to 366,976.05, 550,464.09 and 310,988.85

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Solution

The fourth proportional to 366,976.05, 550,464.09 and 310,988.85 is: 466,483.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,976.05 : 550,464.09 = 310,988.85 : x
  2. Step 2: Convert to fraction form
    366,976.05/550,464.09 = 310,988.85/x
  3. Step 3: Cross multiply
    366,976.05x = 550,464.09 × 310,988.85
  4. Step 4: Simplify right side
    366,976.05x = 171,188,194,315.40
  5. Step 5: Solve for x
    x = 171,188,194,315.40/366,976.05
  6. Step 6: Final answer
    x = 466,483.29

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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.