Finding the Fourth Proportional to 3,552,542.76, 4,902,212.64 and 2,003,719.08
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Solution
The fourth proportional to 3,552,542.76, 4,902,212.64 and 2,003,719.08 is: 2,764,965.17
Step by Step Solution
- Step 1: Write the proportion equation
3,552,542.76 : 4,902,212.64 = 2,003,719.08 : x - Step 2: Convert to fraction form
3,552,542.76/4,902,212.64 = 2,003,719.08/x - Step 3: Cross multiply
3,552,542.76x = 4,902,212.64 × 2,003,719.08 - Step 4: Simplify right side
3,552,542.76x = 9,822,657,000,985.17 - Step 5: Solve for x
x = 9,822,657,000,985.17/3,552,542.76 - Step 6: Final answer
x = 2,764,965.17
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.