Finding the Fourth Proportional to 1,257,402.26, 1,886,238.36 and 537,818.70
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Solution
The fourth proportional to 1,257,402.26, 1,886,238.36 and 537,818.70 is: 806,785.78
Step by Step Solution
- Step 1: Write the proportion equation
1,257,402.26 : 1,886,238.36 = 537,818.70 : x - Step 2: Convert to fraction form
1,257,402.26/1,886,238.36 = 537,818.70/x - Step 3: Cross multiply
1,257,402.26x = 1,886,238.36 × 537,818.70 - Step 4: Simplify right side
1,257,402.26x = 1,014,454,262,665.33 - Step 5: Solve for x
x = 1,014,454,262,665.33/1,257,402.26 - Step 6: Final answer
x = 806,785.78
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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.