Finding the Fourth Proportional to 1,124,158.80, 1,551,376.08 and 614,861.19
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Solution
The fourth proportional to 1,124,158.80, 1,551,376.08 and 614,861.19 is: 848,528.64
Step by Step Solution
- Step 1: Write the proportion equation
1,124,158.80 : 1,551,376.08 = 614,861.19 : x - Step 2: Convert to fraction form
1,124,158.80/1,551,376.08 = 614,861.19/x - Step 3: Cross multiply
1,124,158.80x = 1,551,376.08 × 614,861.19 - Step 4: Simplify right side
1,124,158.80x = 953,880,942,686.34 - Step 5: Solve for x
x = 953,880,942,686.34/1,124,158.80 - Step 6: Final answer
x = 848,528.64
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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.