Finding the Fourth Proportional to 723,101.42, 1,084,662.84 and 273,701.63
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Solution
The fourth proportional to 723,101.42, 1,084,662.84 and 273,701.63 is: 410,556.49
Step by Step Solution
- Step 1: Write the proportion equation
723,101.42 : 1,084,662.84 = 273,701.63 : x - Step 2: Convert to fraction form
723,101.42/1,084,662.84 = 273,701.63/x - Step 3: Cross multiply
723,101.42x = 1,084,662.84 × 273,701.63 - Step 4: Simplify right side
723,101.42x = 296,873,981,885.12 - Step 5: Solve for x
x = 296,873,981,885.12/723,101.42 - Step 6: Final answer
x = 410,556.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.