Finding the Fourth Proportional to 1,705,390.14, 2,353,445.91 and 941,449.98
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Solution
The fourth proportional to 1,705,390.14, 2,353,445.91 and 941,449.98 is: 1,299,205.12
Step by Step Solution
- Step 1: Write the proportion equation
1,705,390.14 : 2,353,445.91 = 941,449.98 : x - Step 2: Convert to fraction form
1,705,390.14/2,353,445.91 = 941,449.98/x - Step 3: Cross multiply
1,705,390.14x = 2,353,445.91 × 941,449.98 - Step 4: Simplify right side
1,705,390.14x = 2,215,651,604,900.58 - Step 5: Solve for x
x = 2,215,651,604,900.58/1,705,390.14 - Step 6: Final answer
x = 1,299,205.12
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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.