Home / 756,358.56-1,043,755.57-412,203.33

Finding the Fourth Proportional to 756,358.56, 1,043,755.57 and 412,203.33

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Solution

The fourth proportional to 756,358.56, 1,043,755.57 and 412,203.33 is: 568,830.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,358.56 : 1,043,755.57 = 412,203.33 : x
  2. Step 2: Convert to fraction form
    756,358.56/1,043,755.57 = 412,203.33/x
  3. Step 3: Cross multiply
    756,358.56x = 1,043,755.57 × 412,203.33
  4. Step 4: Simplify right side
    756,358.56x = 430,239,522,175.30
  5. Step 5: Solve for x
    x = 430,239,522,175.30/756,358.56
  6. Step 6: Final answer
    x = 568,830.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.