Finding the Fourth Proportional to 5,514,302.80, 8,271,454.20 and 1,676,117.80
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Solution
The fourth proportional to 5,514,302.80, 8,271,454.20 and 1,676,117.80 is: 2,514,176.70
Step by Step Solution
- Step 1: Write the proportion equation
5,514,302.80 : 8,271,454.20 = 1,676,117.80 : x - Step 2: Convert to fraction form
5,514,302.80/8,271,454.20 = 1,676,117.80/x - Step 3: Cross multiply
5,514,302.80x = 8,271,454.20 × 1,676,117.80 - Step 4: Simplify right side
5,514,302.80x = 13,863,931,616,504.76 - Step 5: Solve for x
x = 13,863,931,616,504.76/5,514,302.80 - Step 6: Final answer
x = 2,514,176.70
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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.