Finding the Third Proportional to 508,495.50 and 787,839.75
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Solution
The third proportional to 508,495.50 and 787,839.75 is: 1,220,643.00
Step by Step Solution
- Step 1: Write the proportion equation
508,495.50 : 787,839.75 = 787,839.75 : x - Step 2: Convert to fraction form
508,495.50/787,839.75 = 787,839.75/x - Step 3: Cross multiply
508,495.50x = 787,839.75 × 787,839.75 - Step 4: Simplify right side
508,495.50x = 620,691,471,680.06 - Step 5: Solve for x
x = 620,691,471,680.06/508,495.50 - Step 6: Final answer
x = 1,220,643.00
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.