Finding the Fourth Proportional to 1,185,302.94, 1,777,773.93 and 386,583.19
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Solution
The fourth proportional to 1,185,302.94, 1,777,773.93 and 386,583.19 is: 579,815.92
Step by Step Solution
- Step 1: Write the proportion equation
1,185,302.94 : 1,777,773.93 = 386,583.19 : x - Step 2: Convert to fraction form
1,185,302.94/1,777,773.93 = 386,583.19/x - Step 3: Cross multiply
1,185,302.94x = 1,777,773.93 × 386,583.19 - Step 4: Simplify right side
1,185,302.94x = 687,257,516,958.24 - Step 5: Solve for x
x = 687,257,516,958.24/1,185,302.94 - Step 6: Final answer
x = 579,815.92
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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.