Finding the Fourth Proportional to 4,895,526.56, 6,755,804.84 and 2,720,423.84
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Solution
The fourth proportional to 4,895,526.56, 6,755,804.84 and 2,720,423.84 is: 3,754,172.78
Step by Step Solution
- Step 1: Write the proportion equation
4,895,526.56 : 6,755,804.84 = 2,720,423.84 : x - Step 2: Convert to fraction form
4,895,526.56/6,755,804.84 = 2,720,423.84/x - Step 3: Cross multiply
4,895,526.56x = 6,755,804.84 × 2,720,423.84 - Step 4: Simplify right side
4,895,526.56x = 18,378,652,545,123.38 - Step 5: Solve for x
x = 18,378,652,545,123.38/4,895,526.56 - Step 6: Final answer
x = 3,754,172.78
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1.5x scale
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.