Finding the Fourth Proportional to 5,999,657.80, 8,279,504.86 and 3,246,350.55
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Solution
The fourth proportional to 5,999,657.80, 8,279,504.86 and 3,246,350.55 is: 4,479,951.37
Step by Step Solution
- Step 1: Write the proportion equation
5,999,657.80 : 8,279,504.86 = 3,246,350.55 : x - Step 2: Convert to fraction form
5,999,657.80/8,279,504.86 = 3,246,350.55/x - Step 3: Cross multiply
5,999,657.80x = 8,279,504.86 × 3,246,350.55 - Step 4: Simplify right side
5,999,657.80x = 26,878,175,169,484.43 - Step 5: Solve for x
x = 26,878,175,169,484.43/5,999,657.80 - Step 6: Final answer
x = 4,479,951.37
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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.