Finding the Fourth Proportional to 503,378.58, 694,662.51 and 277,024.08
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Solution
The fourth proportional to 503,378.58, 694,662.51 and 277,024.08 is: 382,293.27
Step by Step Solution
- Step 1: Write the proportion equation
503,378.58 : 694,662.51 = 277,024.08 : x - Step 2: Convert to fraction form
503,378.58/694,662.51 = 277,024.08/x - Step 3: Cross multiply
503,378.58x = 694,662.51 × 277,024.08 - Step 4: Simplify right side
503,378.58x = 192,438,242,743.24 - Step 5: Solve for x
x = 192,438,242,743.24/503,378.58 - Step 6: Final answer
x = 382,293.27
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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.