Finding the Fourth Proportional to 3,552,092.70, 5,328,139.05 and 2,607,308.70
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Solution
The fourth proportional to 3,552,092.70, 5,328,139.05 and 2,607,308.70 is: 3,910,963.05
Step by Step Solution
- Step 1: Write the proportion equation
3,552,092.70 : 5,328,139.05 = 2,607,308.70 : x - Step 2: Convert to fraction form
3,552,092.70/5,328,139.05 = 2,607,308.70/x - Step 3: Cross multiply
3,552,092.70x = 5,328,139.05 × 2,607,308.70 - Step 4: Simplify right side
3,552,092.70x = 13,892,103,299,874.74 - Step 5: Solve for x
x = 13,892,103,299,874.74/3,552,092.70 - Step 6: Final answer
x = 3,910,963.05
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Similar ratio
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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.