Finding the Fourth Proportional to 7,344,859.80, 10,291,201.80 and 7,344,859.80
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Solution
The fourth proportional to 7,344,859.80, 10,291,201.80 and 7,344,859.80 is: 10,291,201.80
Step by Step Solution
- Step 1: Write the proportion equation
7,344,859.80 : 10,291,201.80 = 7,344,859.80 : x - Step 2: Convert to fraction form
7,344,859.80/10,291,201.80 = 7,344,859.80/x - Step 3: Cross multiply
7,344,859.80x = 10,291,201.80 × 7,344,859.80 - Step 4: Simplify right side
7,344,859.80x = 75,587,434,394,507.64 - Step 5: Solve for x
x = 75,587,434,394,507.64/7,344,859.80 - Step 6: Final answer
x = 10,291,201.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.