Finding the Fourth Proportional to 6,416,583.82, 9,624,882.80 and 1,624,272.69
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Solution
The fourth proportional to 6,416,583.82, 9,624,882.80 and 1,624,272.69 is: 2,436,410.82
Step by Step Solution
- Step 1: Write the proportion equation
6,416,583.82 : 9,624,882.80 = 1,624,272.69 : x - Step 2: Convert to fraction form
6,416,583.82/9,624,882.80 = 1,624,272.69/x - Step 3: Cross multiply
6,416,583.82x = 9,624,882.80 × 1,624,272.69 - Step 4: Simplify right side
6,416,583.82x = 15,633,434,276,490.73 - Step 5: Solve for x
x = 15,633,434,276,490.73/6,416,583.82 - Step 6: Final answer
x = 2,436,410.82
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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.