Finding the Fourth Proportional to 1,986,326.10, 2,979,633.67 and 832,414.41
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Solution
The fourth proportional to 1,986,326.10, 2,979,633.67 and 832,414.41 is: 1,248,682.18
Step by Step Solution
- Step 1: Write the proportion equation
1,986,326.10 : 2,979,633.67 = 832,414.41 : x - Step 2: Convert to fraction form
1,986,326.10/2,979,633.67 = 832,414.41/x - Step 3: Cross multiply
1,986,326.10x = 2,979,633.67 × 832,414.41 - Step 4: Simplify right side
1,986,326.10x = 2,480,290,001,348.15 - Step 5: Solve for x
x = 2,480,290,001,348.15/1,986,326.10 - Step 6: Final answer
x = 1,248,682.18
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.