Finding the Fourth Proportional to 5,624,488.68, 8,439,804.38 and 2,385,522.54
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Solution
The fourth proportional to 5,624,488.68, 8,439,804.38 and 2,385,522.54 is: 3,579,586.47
Step by Step Solution
- Step 1: Write the proportion equation
5,624,488.68 : 8,439,804.38 = 2,385,522.54 : x - Step 2: Convert to fraction form
5,624,488.68/8,439,804.38 = 2,385,522.54/x - Step 3: Cross multiply
5,624,488.68x = 8,439,804.38 × 2,385,522.54 - Step 4: Simplify right side
5,624,488.68x = 20,133,343,581,680.73 - Step 5: Solve for x
x = 20,133,343,581,680.73/5,624,488.68 - Step 6: Final answer
x = 3,579,586.47
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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.