Finding the Third Proportional to 243,685.13 and 376,590.94
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Solution
The third proportional to 243,685.13 and 376,590.94 is: 581,983.55
Step by Step Solution
- Step 1: Write the proportion equation
243,685.13 : 376,590.94 = 376,590.94 : x - Step 2: Convert to fraction form
243,685.13/376,590.94 = 376,590.94/x - Step 3: Cross multiply
243,685.13x = 376,590.94 × 376,590.94 - Step 4: Simplify right side
243,685.13x = 141,820,734,207.13 - Step 5: Solve for x
x = 141,820,734,207.13/243,685.13 - Step 6: Final answer
x = 581,983.55
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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.