Finding the Fourth Proportional to 1,705,145.92, 2,353,101.60 and 941,199.68
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Solution
The fourth proportional to 1,705,145.92, 2,353,101.60 and 941,199.68 is: 1,298,855.69
Step by Step Solution
- Step 1: Write the proportion equation
1,705,145.92 : 2,353,101.60 = 941,199.68 : x - Step 2: Convert to fraction form
1,705,145.92/2,353,101.60 = 941,199.68/x - Step 3: Cross multiply
1,705,145.92x = 2,353,101.60 × 941,199.68 - Step 4: Simplify right side
1,705,145.92x = 2,214,738,472,927.49 - Step 5: Solve for x
x = 2,214,738,472,927.49/1,705,145.92 - Step 6: Final answer
x = 1,298,855.69
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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.