Finding the Third Proportional to 313,589.50 and 471,090.75
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Solution
The third proportional to 313,589.50 and 471,090.75 is: 707,697.47
Step by Step Solution
- Step 1: Write the proportion equation
313,589.50 : 471,090.75 = 471,090.75 : x - Step 2: Convert to fraction form
313,589.50/471,090.75 = 471,090.75/x - Step 3: Cross multiply
313,589.50x = 471,090.75 × 471,090.75 - Step 4: Simplify right side
313,589.50x = 221,926,494,735.56 - Step 5: Solve for x
x = 221,926,494,735.56/313,589.50 - Step 6: Final answer
x = 707,697.47
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.