Finding the Fourth Proportional to 776,204.73, 1,070,708.49 and 504,453.60
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Solution
The fourth proportional to 776,204.73, 1,070,708.49 and 504,453.60 is: 695,850.89
Step by Step Solution
- Step 1: Write the proportion equation
776,204.73 : 1,070,708.49 = 504,453.60 : x - Step 2: Convert to fraction form
776,204.73/1,070,708.49 = 504,453.60/x - Step 3: Cross multiply
776,204.73x = 1,070,708.49 × 504,453.60 - Step 4: Simplify right side
776,204.73x = 540,122,752,331.06 - Step 5: Solve for x
x = 540,122,752,331.06/776,204.73 - Step 6: Final answer
x = 695,850.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.