Finding the Fourth Proportional to 434,676.75, 652,075.98 and 410,772.75
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Solution
The fourth proportional to 434,676.75, 652,075.98 and 410,772.75 is: 616,216.63
Step by Step Solution
- Step 1: Write the proportion equation
434,676.75 : 652,075.98 = 410,772.75 : x - Step 2: Convert to fraction form
434,676.75/652,075.98 = 410,772.75/x - Step 3: Cross multiply
434,676.75x = 652,075.98 × 410,772.75 - Step 4: Simplify right side
434,676.75x = 267,855,043,513.55 - Step 5: Solve for x
x = 267,855,043,513.55/434,676.75 - Step 6: Final answer
x = 616,216.63
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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.