Finding the Fourth Proportional to 5,000,192.30, 6,900,265.60 and 2,708,352.99
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Solution
The fourth proportional to 5,000,192.30, 6,900,265.60 and 2,708,352.99 is: 3,737,527.25
Step by Step Solution
- Step 1: Write the proportion equation
5,000,192.30 : 6,900,265.60 = 2,708,352.99 : x - Step 2: Convert to fraction form
5,000,192.30/6,900,265.60 = 2,708,352.99/x - Step 3: Cross multiply
5,000,192.30x = 6,900,265.60 × 2,708,352.99 - Step 4: Simplify right side
5,000,192.30x = 18,688,354,962,783.26 - Step 5: Solve for x
x = 18,688,354,962,783.26/5,000,192.30 - Step 6: Final answer
x = 3,737,527.25
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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.