Finding the Fourth Proportional to 1,604,851.08, 2,214,921.11 and 993,200.84
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Solution
The fourth proportional to 1,604,851.08, 2,214,921.11 and 993,200.84 is: 1,370,757.41
Step by Step Solution
- Step 1: Write the proportion equation
1,604,851.08 : 2,214,921.11 = 993,200.84 : x - Step 2: Convert to fraction form
1,604,851.08/2,214,921.11 = 993,200.84/x - Step 3: Cross multiply
1,604,851.08x = 2,214,921.11 × 993,200.84 - Step 4: Simplify right side
1,604,851.08x = 2,199,861,499,251.08 - Step 5: Solve for x
x = 2,199,861,499,251.08/1,604,851.08 - Step 6: Final answer
x = 1,370,757.41
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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.