Finding the Fourth Proportional to 1,589,528.08, 2,193,461.40 and 864,375.04
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Solution
The fourth proportional to 1,589,528.08, 2,193,461.40 and 864,375.04 is: 1,192,790.05
Step by Step Solution
- Step 1: Write the proportion equation
1,589,528.08 : 2,193,461.40 = 864,375.04 : x - Step 2: Convert to fraction form
1,589,528.08/2,193,461.40 = 864,375.04/x - Step 3: Cross multiply
1,589,528.08x = 2,193,461.40 × 864,375.04 - Step 4: Simplify right side
1,589,528.08x = 1,895,973,285,363.46 - Step 5: Solve for x
x = 1,895,973,285,363.46/1,589,528.08 - Step 6: Final answer
x = 1,192,790.05
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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.