Finding the Fourth Proportional to 1,705,430.66, 2,353,489.49 and 941,478.75
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Solution
The fourth proportional to 1,705,430.66, 2,353,489.49 and 941,478.75 is: 1,299,238.01
Step by Step Solution
- Step 1: Write the proportion equation
1,705,430.66 : 2,353,489.49 = 941,478.75 : x - Step 2: Convert to fraction form
1,705,430.66/2,353,489.49 = 941,478.75/x - Step 3: Cross multiply
1,705,430.66x = 2,353,489.49 × 941,478.75 - Step 4: Simplify right side
1,705,430.66x = 2,215,760,343,183.34 - Step 5: Solve for x
x = 2,215,760,343,183.34/1,705,430.66 - Step 6: Final answer
x = 1,299,238.01
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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.