Finding the Fourth Proportional to 1,135,910.01, 1,567,560.30 and 619,674.94
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Solution
The fourth proportional to 1,135,910.01, 1,567,560.30 and 619,674.94 is: 855,153.86
Step by Step Solution
- Step 1: Write the proportion equation
1,135,910.01 : 1,567,560.30 = 619,674.94 : x - Step 2: Convert to fraction form
1,135,910.01/1,567,560.30 = 619,674.94/x - Step 3: Cross multiply
1,135,910.01x = 1,567,560.30 × 619,674.94 - Step 4: Simplify right side
1,135,910.01x = 971,377,834,484.55 - Step 5: Solve for x
x = 971,377,834,484.55/1,135,910.01 - Step 6: Final answer
x = 855,153.86
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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.