Finding the Fourth Proportional to 1,033,966.46, 1,425,292.34 and 727,206.91
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Solution
The fourth proportional to 1,033,966.46, 1,425,292.34 and 727,206.91 is: 1,002,433.32
Step by Step Solution
- Step 1: Write the proportion equation
1,033,966.46 : 1,425,292.34 = 727,206.91 : x - Step 2: Convert to fraction form
1,033,966.46/1,425,292.34 = 727,206.91/x - Step 3: Cross multiply
1,033,966.46x = 1,425,292.34 × 727,206.91 - Step 4: Simplify right side
1,033,966.46x = 1,036,482,431,218.80 - Step 5: Solve for x
x = 1,036,482,431,218.80/1,033,966.46 - Step 6: Final answer
x = 1,002,433.32
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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.