Finding the Fourth Proportional to 5,536,343.80, 8,304,515.70 and 2,340,407.80
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Solution
The fourth proportional to 5,536,343.80, 8,304,515.70 and 2,340,407.80 is: 3,510,611.70
Step by Step Solution
- Step 1: Write the proportion equation
5,536,343.80 : 8,304,515.70 = 2,340,407.80 : x - Step 2: Convert to fraction form
5,536,343.80/8,304,515.70 = 2,340,407.80/x - Step 3: Cross multiply
5,536,343.80x = 8,304,515.70 × 2,340,407.80 - Step 4: Simplify right side
5,536,343.80x = 19,435,953,319,502.46 - Step 5: Solve for x
x = 19,435,953,319,502.46/5,536,343.80 - Step 6: Final answer
x = 3,510,611.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.