Finding the Fourth Proportional to 701,386.88, 1,052,235.84 and 202,712.96
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Solution
The fourth proportional to 701,386.88, 1,052,235.84 and 202,712.96 is: 304,114.39
Step by Step Solution
- Step 1: Write the proportion equation
701,386.88 : 1,052,235.84 = 202,712.96 : x - Step 2: Convert to fraction form
701,386.88/1,052,235.84 = 202,712.96/x - Step 3: Cross multiply
701,386.88x = 1,052,235.84 × 202,712.96 - Step 4: Simplify right side
701,386.88x = 213,301,841,744.49 - Step 5: Solve for x
x = 213,301,841,744.49/701,386.88 - Step 6: Final answer
x = 304,114.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.