Finding the Fourth Proportional to 1,106,503.46, 1,527,120.27 and 623,163.09
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Solution
The fourth proportional to 1,106,503.46, 1,527,120.27 and 623,163.09 is: 860,047.01
Step by Step Solution
- Step 1: Write the proportion equation
1,106,503.46 : 1,527,120.27 = 623,163.09 : x - Step 2: Convert to fraction form
1,106,503.46/1,527,120.27 = 623,163.09/x - Step 3: Cross multiply
1,106,503.46x = 1,527,120.27 × 623,163.09 - Step 4: Simplify right side
1,106,503.46x = 951,644,986,254.83 - Step 5: Solve for x
x = 951,644,986,254.83/1,106,503.46 - Step 6: Final answer
x = 860,047.01
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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.