Finding the Fourth Proportional to 663,057.44, 994,593.09 and 530,778.56
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Solution
The fourth proportional to 663,057.44, 994,593.09 and 530,778.56 is: 796,173.39
Step by Step Solution
- Step 1: Write the proportion equation
663,057.44 : 994,593.09 = 530,778.56 : x - Step 2: Convert to fraction form
663,057.44/994,593.09 = 530,778.56/x - Step 3: Cross multiply
663,057.44x = 994,593.09 × 530,778.56 - Step 4: Simplify right side
663,057.44x = 527,908,683,123.19 - Step 5: Solve for x
x = 527,908,683,123.19/663,057.44 - Step 6: Final answer
x = 796,173.39
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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.