Home / 756,336.75-1,043,744.73-416,805

Finding the Fourth Proportional to 756,336.75, 1,043,744.73 and 416,805

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Solution

The fourth proportional to 756,336.75, 1,043,744.73 and 416,805 is: 575,190.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,336.75 : 1,043,744.73 = 416,805 : x
  2. Step 2: Convert to fraction form
    756,336.75/1,043,744.73 = 416,805/x
  3. Step 3: Cross multiply
    756,336.75x = 1,043,744.73 × 416,805
  4. Step 4: Simplify right side
    756,336.75x = 435,038,022,187.65
  5. Step 5: Solve for x
    x = 435,038,022,187.65/756,336.75
  6. Step 6: Final answer
    x = 575,190.91

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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.