Finding the Third Proportional to 454,615.75 and 681,923.75
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Solution
The third proportional to 454,615.75 and 681,923.75 is: 1,022,885.81
Step by Step Solution
- Step 1: Write the proportion equation
454,615.75 : 681,923.75 = 681,923.75 : x - Step 2: Convert to fraction form
454,615.75/681,923.75 = 681,923.75/x - Step 3: Cross multiply
454,615.75x = 681,923.75 × 681,923.75 - Step 4: Simplify right side
454,615.75x = 465,020,000,814.06 - Step 5: Solve for x
x = 465,020,000,814.06/454,615.75 - Step 6: Final answer
x = 1,022,885.81
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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.