Finding the Fourth Proportional to 1,777,363.70, 2,666,434.35 and 579,082.10
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Solution
The fourth proportional to 1,777,363.70, 2,666,434.35 and 579,082.10 is: 868,749.82
Step by Step Solution
- Step 1: Write the proportion equation
1,777,363.70 : 2,666,434.35 = 579,082.10 : x - Step 2: Convert to fraction form
1,777,363.70/2,666,434.35 = 579,082.10/x - Step 3: Cross multiply
1,777,363.70x = 2,666,434.35 × 579,082.10 - Step 4: Simplify right side
1,777,363.70x = 1,544,084,402,910.14 - Step 5: Solve for x
x = 1,544,084,402,910.14/1,777,363.70 - Step 6: Final answer
x = 868,749.82
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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.