Finding the Fourth Proportional to 5,577,296.80, 8,365,772.40 and 1,588,208.80
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Solution
The fourth proportional to 5,577,296.80, 8,365,772.40 and 1,588,208.80 is: 2,382,263.99
Step by Step Solution
- Step 1: Write the proportion equation
5,577,296.80 : 8,365,772.40 = 1,588,208.80 : x - Step 2: Convert to fraction form
5,577,296.80/8,365,772.40 = 1,588,208.80/x - Step 3: Cross multiply
5,577,296.80x = 8,365,772.40 × 1,588,208.80 - Step 4: Simplify right side
5,577,296.80x = 13,286,593,344,477.12 - Step 5: Solve for x
x = 13,286,593,344,477.12/5,577,296.80 - Step 6: Final answer
x = 2,382,263.99
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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.