Finding the Fourth Proportional to 1,131,686.56, 1,696,475.22 and 776,867.68
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Solution
The fourth proportional to 1,131,686.56, 1,696,475.22 and 776,867.68 is: 1,164,577.56
Step by Step Solution
- Step 1: Write the proportion equation
1,131,686.56 : 1,696,475.22 = 776,867.68 : x - Step 2: Convert to fraction form
1,131,686.56/1,696,475.22 = 776,867.68/x - Step 3: Cross multiply
1,131,686.56x = 1,696,475.22 × 776,867.68 - Step 4: Simplify right side
1,131,686.56x = 1,317,936,768,338.89 - Step 5: Solve for x
x = 1,317,936,768,338.89/1,131,686.56 - Step 6: Final answer
x = 1,164,577.56
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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.