Finding the Fourth Proportional to 5,560,930.80, 8,335,175.40 and 2,365,513.20
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Solution
The fourth proportional to 5,560,930.80, 8,335,175.40 and 2,365,513.20 is: 3,545,623.59
Step by Step Solution
- Step 1: Write the proportion equation
5,560,930.80 : 8,335,175.40 = 2,365,513.20 : x - Step 2: Convert to fraction form
5,560,930.80/8,335,175.40 = 2,365,513.20/x - Step 3: Cross multiply
5,560,930.80x = 8,335,175.40 × 2,365,513.20 - Step 4: Simplify right side
5,560,930.80x = 19,716,967,433,015.28 - Step 5: Solve for x
x = 19,716,967,433,015.28/5,560,930.80 - Step 6: Final answer
x = 3,545,623.59
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1.5x scale
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.