Finding the Fourth Proportional to 638,743.24, 957,951.37 and 189,359.02
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Solution
The fourth proportional to 638,743.24, 957,951.37 and 189,359.02 is: 283,990.06
Step by Step Solution
- Step 1: Write the proportion equation
638,743.24 : 957,951.37 = 189,359.02 : x - Step 2: Convert to fraction form
638,743.24/957,951.37 = 189,359.02/x - Step 3: Cross multiply
638,743.24x = 957,951.37 × 189,359.02 - Step 4: Simplify right side
638,743.24x = 181,396,732,630.86 - Step 5: Solve for x
x = 181,396,732,630.86/638,743.24 - Step 6: Final answer
x = 283,990.06
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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.