Finding the Fourth Proportional to 5,001,573.40, 6,902,178.06 and 2,709,734.02
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Solution
The fourth proportional to 5,001,573.40, 6,902,178.06 and 2,709,734.02 is: 3,739,436.61
Step by Step Solution
- Step 1: Write the proportion equation
5,001,573.40 : 6,902,178.06 = 2,709,734.02 : x - Step 2: Convert to fraction form
5,001,573.40/6,902,178.06 = 2,709,734.02/x - Step 3: Cross multiply
5,001,573.40x = 6,902,178.06 × 2,709,734.02 - Step 4: Simplify right side
5,001,573.40x = 18,703,066,701,279.60 - Step 5: Solve for x
x = 18,703,066,701,279.60/5,001,573.40 - Step 6: Final answer
x = 3,739,436.61
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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.