Finding the Fourth Proportional to 638,209.18, 957,310.80 and 188,932.60
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Solution
The fourth proportional to 638,209.18, 957,310.80 and 188,932.60 is: 283,398.02
Step by Step Solution
- Step 1: Write the proportion equation
638,209.18 : 957,310.80 = 188,932.60 : x - Step 2: Convert to fraction form
638,209.18/957,310.80 = 188,932.60/x - Step 3: Cross multiply
638,209.18x = 957,310.80 × 188,932.60 - Step 4: Simplify right side
638,209.18x = 180,867,218,452.08 - Step 5: Solve for x
x = 180,867,218,452.08/638,209.18 - Step 6: Final answer
x = 283,398.02
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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.