Finding the Fourth Proportional to 235,348.09, 324,782.36 and 127,918.11
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Solution
The fourth proportional to 235,348.09, 324,782.36 and 127,918.11 is: 176,528.08
Step by Step Solution
- Step 1: Write the proportion equation
235,348.09 : 324,782.36 = 127,918.11 : x - Step 2: Convert to fraction form
235,348.09/324,782.36 = 127,918.11/x - Step 3: Cross multiply
235,348.09x = 324,782.36 × 127,918.11 - Step 4: Simplify right side
235,348.09x = 41,545,545,652.54 - Step 5: Solve for x
x = 41,545,545,652.54/235,348.09 - Step 6: Final answer
x = 176,528.08
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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.