Finding the Fourth Proportional to 543,232.60, 749,653.62 and 301,514.44
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Solution
The fourth proportional to 543,232.60, 749,653.62 and 301,514.44 is: 416,085.84
Step by Step Solution
- Step 1: Write the proportion equation
543,232.60 : 749,653.62 = 301,514.44 : x - Step 2: Convert to fraction form
543,232.60/749,653.62 = 301,514.44/x - Step 3: Cross multiply
543,232.60x = 749,653.62 × 301,514.44 - Step 4: Simplify right side
543,232.60x = 226,031,391,428.27 - Step 5: Solve for x
x = 226,031,391,428.27/543,232.60 - Step 6: Final answer
x = 416,085.84
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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.