Finding the Fourth Proportional to 351,144.36, 484,448.76 and 230,352.84
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Solution
The fourth proportional to 351,144.36, 484,448.76 and 230,352.84 is: 317,801.34
Step by Step Solution
- Step 1: Write the proportion equation
351,144.36 : 484,448.76 = 230,352.84 : x - Step 2: Convert to fraction form
351,144.36/484,448.76 = 230,352.84/x - Step 3: Cross multiply
351,144.36x = 484,448.76 × 230,352.84 - Step 4: Simplify right side
351,144.36x = 111,594,147,700.48 - Step 5: Solve for x
x = 111,594,147,700.48/351,144.36 - Step 6: Final answer
x = 317,801.34
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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.