Finding the Fourth Proportional to 578,705.22, 868,057.94 and 241,561.96
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Solution
The fourth proportional to 578,705.22, 868,057.94 and 241,561.96 is: 362,342.99
Step by Step Solution
- Step 1: Write the proportion equation
578,705.22 : 868,057.94 = 241,561.96 : x - Step 2: Convert to fraction form
578,705.22/868,057.94 = 241,561.96/x - Step 3: Cross multiply
578,705.22x = 868,057.94 × 241,561.96 - Step 4: Simplify right side
578,705.22x = 209,689,777,379.96 - Step 5: Solve for x
x = 209,689,777,379.96/578,705.22 - Step 6: Final answer
x = 362,342.99
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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.