Finding the Third Proportional to 84,218.63 and 126,669.75
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Solution
The third proportional to 84,218.63 and 126,669.75 is: 190,518.73
Step by Step Solution
- Step 1: Write the proportion equation
84,218.63 : 126,669.75 = 126,669.75 : x - Step 2: Convert to fraction form
84,218.63/126,669.75 = 126,669.75/x - Step 3: Cross multiply
84,218.63x = 126,669.75 × 126,669.75 - Step 4: Simplify right side
84,218.63x = 16,045,225,565.06 - Step 5: Solve for x
x = 16,045,225,565.06/84,218.63 - Step 6: Final answer
x = 190,518.73
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.