Finding the Fourth Proportional to 2,083,419.80, 3,125,129.70 and 587,511.80
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Solution
The fourth proportional to 2,083,419.80, 3,125,129.70 and 587,511.80 is: 881,267.70
Step by Step Solution
- Step 1: Write the proportion equation
2,083,419.80 : 3,125,129.70 = 587,511.80 : x - Step 2: Convert to fraction form
2,083,419.80/3,125,129.70 = 587,511.80/x - Step 3: Cross multiply
2,083,419.80x = 3,125,129.70 × 587,511.80 - Step 4: Simplify right side
2,083,419.80x = 1,836,050,575,280.46 - Step 5: Solve for x
x = 1,836,050,575,280.46/2,083,419.80 - Step 6: Final answer
x = 881,267.70
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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.