Finding the Fourth Proportional to 1,728,325.05, 2,385,075.68 and 953,955.73
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Solution
The fourth proportional to 1,728,325.05, 2,385,075.68 and 953,955.73 is: 1,316,451.80
Step by Step Solution
- Step 1: Write the proportion equation
1,728,325.05 : 2,385,075.68 = 953,955.73 : x - Step 2: Convert to fraction form
1,728,325.05/2,385,075.68 = 953,955.73/x - Step 3: Cross multiply
1,728,325.05x = 2,385,075.68 × 953,955.73 - Step 4: Simplify right side
1,728,325.05x = 2,275,256,613,208.55 - Step 5: Solve for x
x = 2,275,256,613,208.55/1,728,325.05 - Step 6: Final answer
x = 1,316,451.80
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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.