Finding the Fourth Proportional to 5,493,121.78, 7,581,292.50 and 3,046,277.02
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Solution
The fourth proportional to 5,493,121.78, 7,581,292.50 and 3,046,277.02 is: 4,204,297.31
Step by Step Solution
- Step 1: Write the proportion equation
5,493,121.78 : 7,581,292.50 = 3,046,277.02 : x - Step 2: Convert to fraction form
5,493,121.78/7,581,292.50 = 3,046,277.02/x - Step 3: Cross multiply
5,493,121.78x = 7,581,292.50 × 3,046,277.02 - Step 4: Simplify right side
5,493,121.78x = 23,094,717,124,648.35 - Step 5: Solve for x
x = 23,094,717,124,648.35/5,493,121.78 - Step 6: Final answer
x = 4,204,297.31
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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.