Home / 641,180.06-961,504.10-236,395.28

Finding the Fourth Proportional to 641,180.06, 961,504.10 and 236,395.28

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Solution

The fourth proportional to 641,180.06, 961,504.10 and 236,395.28 is: 354,494.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,180.06 : 961,504.10 = 236,395.28 : x
  2. Step 2: Convert to fraction form
    641,180.06/961,504.10 = 236,395.28/x
  3. Step 3: Cross multiply
    641,180.06x = 961,504.10 × 236,395.28
  4. Step 4: Simplify right side
    641,180.06x = 227,295,030,940.65
  5. Step 5: Solve for x
    x = 227,295,030,940.65/641,180.06
  6. Step 6: Final answer
    x = 354,494.85

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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.