Finding the Fourth Proportional to 1,986,269.45, 2,979,431.91 and 566,326.08
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Solution
The fourth proportional to 1,986,269.45, 2,979,431.91 and 566,326.08 is: 849,497.03
Step by Step Solution
- Step 1: Write the proportion equation
1,986,269.45 : 2,979,431.91 = 566,326.08 : x - Step 2: Convert to fraction form
1,986,269.45/2,979,431.91 = 566,326.08/x - Step 3: Cross multiply
1,986,269.45x = 2,979,431.91 × 566,326.08 - Step 4: Simplify right side
1,986,269.45x = 1,687,329,994,217.21 - Step 5: Solve for x
x = 1,687,329,994,217.21/1,986,269.45 - Step 6: Final answer
x = 849,497.03
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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.