Finding the Fourth Proportional to 1,701,428.70, 2,348,137.08 and 1,270,961.49
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Solution
The fourth proportional to 1,701,428.70, 2,348,137.08 and 1,270,961.49 is: 1,754,050.46
Step by Step Solution
- Step 1: Write the proportion equation
1,701,428.70 : 2,348,137.08 = 1,270,961.49 : x - Step 2: Convert to fraction form
1,701,428.70/2,348,137.08 = 1,270,961.49/x - Step 3: Cross multiply
1,701,428.70x = 2,348,137.08 × 1,270,961.49 - Step 4: Simplify right side
1,701,428.70x = 2,984,391,801,921.05 - Step 5: Solve for x
x = 2,984,391,801,921.05/1,701,428.70 - Step 6: Final answer
x = 1,754,050.46
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.