Finding the Fourth Proportional to 1,019,527.62, 1,406,983.50 and 560,661
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Solution
The fourth proportional to 1,019,527.62, 1,406,983.50 and 560,661 is: 773,731.64
Step by Step Solution
- Step 1: Write the proportion equation
1,019,527.62 : 1,406,983.50 = 560,661 : x - Step 2: Convert to fraction form
1,019,527.62/1,406,983.50 = 560,661/x - Step 3: Cross multiply
1,019,527.62x = 1,406,983.50 × 560,661 - Step 4: Simplify right side
1,019,527.62x = 788,840,776,093.50 - Step 5: Solve for x
x = 788,840,776,093.50/1,019,527.62 - Step 6: Final answer
x = 773,731.64
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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.