Finding the Fourth Proportional to 232,584.28, 348,654.98 and 74,702.05
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Solution
The fourth proportional to 232,584.28, 348,654.98 and 74,702.05 is: 111,981.95
Step by Step Solution
- Step 1: Write the proportion equation
232,584.28 : 348,654.98 = 74,702.05 : x - Step 2: Convert to fraction form
232,584.28/348,654.98 = 74,702.05/x - Step 3: Cross multiply
232,584.28x = 348,654.98 × 74,702.05 - Step 4: Simplify right side
232,584.28x = 26,045,241,063.83 - Step 5: Solve for x
x = 26,045,241,063.83/232,584.28 - Step 6: Final answer
x = 111,981.95
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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.