Finding the Fourth Proportional to 1,527,243.63, 2,107,473.30 and 882,705.57
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Solution
The fourth proportional to 1,527,243.63, 2,107,473.30 and 882,705.57 is: 1,218,062.65
Step by Step Solution
- Step 1: Write the proportion equation
1,527,243.63 : 2,107,473.30 = 882,705.57 : x - Step 2: Convert to fraction form
1,527,243.63/2,107,473.30 = 882,705.57/x - Step 3: Cross multiply
1,527,243.63x = 2,107,473.30 × 882,705.57 - Step 4: Simplify right side
1,527,243.63x = 1,860,278,420,536.28 - Step 5: Solve for x
x = 1,860,278,420,536.28/1,527,243.63 - Step 6: Final answer
x = 1,218,062.65
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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.