Finding the Fourth Proportional to 1,016,181.92, 1,402,394.08 and 563,472.96
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Solution
The fourth proportional to 1,016,181.92, 1,402,394.08 and 563,472.96 is: 777,627.64
Step by Step Solution
- Step 1: Write the proportion equation
1,016,181.92 : 1,402,394.08 = 563,472.96 : x - Step 2: Convert to fraction form
1,016,181.92/1,402,394.08 = 563,472.96/x - Step 3: Cross multiply
1,016,181.92x = 1,402,394.08 × 563,472.96 - Step 4: Simplify right side
1,016,181.92x = 790,211,143,344.08 - Step 5: Solve for x
x = 790,211,143,344.08/1,016,181.92 - Step 6: Final answer
x = 777,627.64
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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.