Finding the Fourth Proportional to 452,950.92, 679,531.26 and 133,107.66
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Solution
The fourth proportional to 452,950.92, 679,531.26 and 133,107.66 is: 199,692.31
Step by Step Solution
- Step 1: Write the proportion equation
452,950.92 : 679,531.26 = 133,107.66 : x - Step 2: Convert to fraction form
452,950.92/679,531.26 = 133,107.66/x - Step 3: Cross multiply
452,950.92x = 679,531.26 × 133,107.66 - Step 4: Simplify right side
452,950.92x = 90,450,815,915.45 - Step 5: Solve for x
x = 90,450,815,915.45/452,950.92 - Step 6: Final answer
x = 199,692.31
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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.