Finding the Third Proportional to 18,985.88 and 29,473.88
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Solution
The third proportional to 18,985.88 and 29,473.88 is: 45,755.56
Step by Step Solution
- Step 1: Write the proportion equation
18,985.88 : 29,473.88 = 29,473.88 : x - Step 2: Convert to fraction form
18,985.88/29,473.88 = 29,473.88/x - Step 3: Cross multiply
18,985.88x = 29,473.88 × 29,473.88 - Step 4: Simplify right side
18,985.88x = 868,709,307.52 - Step 5: Solve for x
x = 868,709,307.52/18,985.88 - Step 6: Final answer
x = 45,755.56
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.