Finding the Fourth Proportional to 5,357,554.97, 7,393,563.38 and 2,910,306.07
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Solution
The fourth proportional to 5,357,554.97, 7,393,563.38 and 2,910,306.07 is: 4,016,297.08
Step by Step Solution
- Step 1: Write the proportion equation
5,357,554.97 : 7,393,563.38 = 2,910,306.07 : x - Step 2: Convert to fraction form
5,357,554.97/7,393,563.38 = 2,910,306.07/x - Step 3: Cross multiply
5,357,554.97x = 7,393,563.38 × 2,910,306.07 - Step 4: Simplify right side
5,357,554.97x = 21,517,532,383,890.96 - Step 5: Solve for x
x = 21,517,532,383,890.96/5,357,554.97 - Step 6: Final answer
x = 4,016,297.08
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1.5x scale
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.