Finding the Fourth Proportional to 1,757,783.49, 2,636,886.17 and 620,310.81
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Solution
The fourth proportional to 1,757,783.49, 2,636,886.17 and 620,310.81 is: 930,540.65
Step by Step Solution
- Step 1: Write the proportion equation
1,757,783.49 : 2,636,886.17 = 620,310.81 : x - Step 2: Convert to fraction form
1,757,783.49/2,636,886.17 = 620,310.81/x - Step 3: Cross multiply
1,757,783.49x = 2,636,886.17 × 620,310.81 - Step 4: Simplify right side
1,757,783.49x = 1,635,688,995,990.50 - Step 5: Solve for x
x = 1,635,688,995,990.50/1,757,783.49 - Step 6: Final answer
x = 930,540.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.