Finding the Fourth Proportional to 1,273,750.38, 1,910,858.85 and 525,388.14
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Solution
The fourth proportional to 1,273,750.38, 1,910,858.85 and 525,388.14 is: 788,178.43
Step by Step Solution
- Step 1: Write the proportion equation
1,273,750.38 : 1,910,858.85 = 525,388.14 : x - Step 2: Convert to fraction form
1,273,750.38/1,910,858.85 = 525,388.14/x - Step 3: Cross multiply
1,273,750.38x = 1,910,858.85 × 525,388.14 - Step 4: Simplify right side
1,273,750.38x = 1,003,942,577,004.04 - Step 5: Solve for x
x = 1,003,942,577,004.04/1,273,750.38 - Step 6: Final answer
x = 788,178.43
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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.