Finding the Fourth Proportional to 1,793,638.14, 2,690,466.94 and 531,476.70
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Solution
The fourth proportional to 1,793,638.14, 2,690,466.94 and 531,476.70 is: 797,217.93
Step by Step Solution
- Step 1: Write the proportion equation
1,793,638.14 : 2,690,466.94 = 531,476.70 : x - Step 2: Convert to fraction form
1,793,638.14/2,690,466.94 = 531,476.70/x - Step 3: Cross multiply
1,793,638.14x = 2,690,466.94 × 531,476.70 - Step 4: Simplify right side
1,793,638.14x = 1,429,920,490,730.30 - Step 5: Solve for x
x = 1,429,920,490,730.30/1,793,638.14 - Step 6: Final answer
x = 797,217.93
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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.