Finding the Third Proportional to 170,434.50 and 266,775.75
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Solution
The third proportional to 170,434.50 and 266,775.75 is: 417,575.67
Step by Step Solution
- Step 1: Write the proportion equation
170,434.50 : 266,775.75 = 266,775.75 : x - Step 2: Convert to fraction form
170,434.50/266,775.75 = 266,775.75/x - Step 3: Cross multiply
170,434.50x = 266,775.75 × 266,775.75 - Step 4: Simplify right side
170,434.50x = 71,169,300,788.06 - Step 5: Solve for x
x = 71,169,300,788.06/170,434.50 - Step 6: Final answer
x = 417,575.67
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Why These Related Problems?
These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.