Finding the Fourth Proportional to 665,878.57, 998,847.01 and 192,611.77
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Solution
The fourth proportional to 665,878.57, 998,847.01 and 192,611.77 is: 288,926.09
Step by Step Solution
- Step 1: Write the proportion equation
665,878.57 : 998,847.01 = 192,611.77 : x - Step 2: Convert to fraction form
665,878.57/998,847.01 = 192,611.77/x - Step 3: Cross multiply
665,878.57x = 998,847.01 × 192,611.77 - Step 4: Simplify right side
665,878.57x = 192,389,690,555.31 - Step 5: Solve for x
x = 192,389,690,555.31/665,878.57 - Step 6: Final answer
x = 288,926.09
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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.