Finding the Fourth Proportional to 222,460.25, 307,037.81 and 173,966.09
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Solution
The fourth proportional to 222,460.25, 307,037.81 and 173,966.09 is: 240,106.56
Step by Step Solution
- Step 1: Write the proportion equation
222,460.25 : 307,037.81 = 173,966.09 : x - Step 2: Convert to fraction form
222,460.25/307,037.81 = 173,966.09/x - Step 3: Cross multiply
222,460.25x = 307,037.81 × 173,966.09 - Step 4: Simplify right side
222,460.25x = 53,414,166,418.03 - Step 5: Solve for x
x = 53,414,166,418.03/222,460.25 - Step 6: Final answer
x = 240,106.56
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1.5x scale
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.