Finding the Fourth Proportional to 1,591,294.95, 2,386,877.68 and 393,187.09
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Solution
The fourth proportional to 1,591,294.95, 2,386,877.68 and 393,187.09 is: 589,764.64
Step by Step Solution
- Step 1: Write the proportion equation
1,591,294.95 : 2,386,877.68 = 393,187.09 : x - Step 2: Convert to fraction form
1,591,294.95/2,386,877.68 = 393,187.09/x - Step 3: Cross multiply
1,591,294.95x = 2,386,877.68 × 393,187.09 - Step 4: Simplify right side
1,591,294.95x = 938,489,489,185.15 - Step 5: Solve for x
x = 938,489,489,185.15/1,591,294.95 - Step 6: Final answer
x = 589,764.64
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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.