Finding the Fourth Proportional to 5,012,472.39, 7,520,327.82 and 2,318,564.75
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Solution
The fourth proportional to 5,012,472.39, 7,520,327.82 and 2,318,564.75 is: 3,478,596.12
Step by Step Solution
- Step 1: Write the proportion equation
5,012,472.39 : 7,520,327.82 = 2,318,564.75 : x - Step 2: Convert to fraction form
5,012,472.39/7,520,327.82 = 2,318,564.75/x - Step 3: Cross multiply
5,012,472.39x = 7,520,327.82 × 2,318,564.75 - Step 4: Simplify right side
5,012,472.39x = 17,436,366,991,896.35 - Step 5: Solve for x
x = 17,436,366,991,896.35/5,012,472.39 - Step 6: Final answer
x = 3,478,596.12
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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.