Finding the Third Proportional to 437,233.50 and 643,344.75
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Solution
The third proportional to 437,233.50 and 643,344.75 is: 946,616.55
Step by Step Solution
- Step 1: Write the proportion equation
437,233.50 : 643,344.75 = 643,344.75 : x - Step 2: Convert to fraction form
437,233.50/643,344.75 = 643,344.75/x - Step 3: Cross multiply
437,233.50x = 643,344.75 × 643,344.75 - Step 4: Simplify right side
437,233.50x = 413,892,467,352.56 - Step 5: Solve for x
x = 413,892,467,352.56/437,233.50 - Step 6: Final answer
x = 946,616.55
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.