Finding the Fourth Proportional to 832,583.96, 1,148,963.84 and 450,611
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Solution
The fourth proportional to 832,583.96, 1,148,963.84 and 450,611 is: 621,842.08
Step by Step Solution
- Step 1: Write the proportion equation
832,583.96 : 1,148,963.84 = 450,611 : x - Step 2: Convert to fraction form
832,583.96/1,148,963.84 = 450,611/x - Step 3: Cross multiply
832,583.96x = 1,148,963.84 × 450,611 - Step 4: Simplify right side
832,583.96x = 517,735,744,906.24 - Step 5: Solve for x
x = 517,735,744,906.24/832,583.96 - Step 6: Final answer
x = 621,842.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.