Finding the Fourth Proportional to 5,536,893.80, 8,305,340.70 and 5,462,244.20
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Solution
The fourth proportional to 5,536,893.80, 8,305,340.70 and 5,462,244.20 is: 8,193,366.30
Step by Step Solution
- Step 1: Write the proportion equation
5,536,893.80 : 8,305,340.70 = 5,462,244.20 : x - Step 2: Convert to fraction form
5,536,893.80/8,305,340.70 = 5,462,244.20/x - Step 3: Cross multiply
5,536,893.80x = 8,305,340.70 × 5,462,244.20 - Step 4: Simplify right side
5,536,893.80x = 45,365,799,067,598.95 - Step 5: Solve for x
x = 45,365,799,067,598.95/5,536,893.80 - Step 6: Final answer
x = 8,193,366.30
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Double scale
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1.5x scale
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.