Finding the Fourth Proportional to 481,916.63, 722,638.02 and 197,530.08
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Solution
The fourth proportional to 481,916.63, 722,638.02 and 197,530.08 is: 296,198.01
Step by Step Solution
- Step 1: Write the proportion equation
481,916.63 : 722,638.02 = 197,530.08 : x - Step 2: Convert to fraction form
481,916.63/722,638.02 = 197,530.08/x - Step 3: Cross multiply
481,916.63x = 722,638.02 × 197,530.08 - Step 4: Simplify right side
481,916.63x = 142,742,747,870.80 - Step 5: Solve for x
x = 142,742,747,870.80/481,916.63 - Step 6: Final answer
x = 296,198.01
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.