Finding the Fourth Proportional to 3,536,223.80, 5,304,335.70 and 2,318,502.20
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Solution
The fourth proportional to 3,536,223.80, 5,304,335.70 and 2,318,502.20 is: 3,477,753.30
Step by Step Solution
- Step 1: Write the proportion equation
3,536,223.80 : 5,304,335.70 = 2,318,502.20 : x - Step 2: Convert to fraction form
3,536,223.80/5,304,335.70 = 2,318,502.20/x - Step 3: Cross multiply
3,536,223.80x = 5,304,335.70 × 2,318,502.20 - Step 4: Simplify right side
3,536,223.80x = 12,298,113,989,988.54 - Step 5: Solve for x
x = 12,298,113,989,988.54/3,536,223.80 - Step 6: Final answer
x = 3,477,753.30
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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.