Finding the Fourth Proportional to 5,361,304.80, 8,041,179.60 and 1,574,392.80
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Solution
The fourth proportional to 5,361,304.80, 8,041,179.60 and 1,574,392.80 is: 2,361,360.85
Step by Step Solution
- Step 1: Write the proportion equation
5,361,304.80 : 8,041,179.60 = 1,574,392.80 : x - Step 2: Convert to fraction form
5,361,304.80/8,041,179.60 = 1,574,392.80/x - Step 3: Cross multiply
5,361,304.80x = 8,041,179.60 × 1,574,392.80 - Step 4: Simplify right side
5,361,304.80x = 12,659,975,265,746.88 - Step 5: Solve for x
x = 12,659,975,265,746.88/5,361,304.80 - Step 6: Final answer
x = 2,361,360.85
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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.