Finding the Fourth Proportional to 1,286,902.06, 1,775,865.26 and 706,110.73
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Solution
The fourth proportional to 1,286,902.06, 1,775,865.26 and 706,110.73 is: 974,400.11
Step by Step Solution
- Step 1: Write the proportion equation
1,286,902.06 : 1,775,865.26 = 706,110.73 : x - Step 2: Convert to fraction form
1,286,902.06/1,775,865.26 = 706,110.73/x - Step 3: Cross multiply
1,286,902.06x = 1,775,865.26 × 706,110.73 - Step 4: Simplify right side
1,286,902.06x = 1,253,957,512,445.85 - Step 5: Solve for x
x = 1,253,957,512,445.85/1,286,902.06 - Step 6: Final answer
x = 974,400.11
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.