Finding the Fourth Proportional to 1,286,525.62, 1,927,352.62 and 858,771.64
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Solution
The fourth proportional to 1,286,525.62, 1,927,352.62 and 858,771.64 is: 1,286,531.52
Step by Step Solution
- Step 1: Write the proportion equation
1,286,525.62 : 1,927,352.62 = 858,771.64 : x - Step 2: Convert to fraction form
1,286,525.62/1,927,352.62 = 858,771.64/x - Step 3: Cross multiply
1,286,525.62x = 1,927,352.62 × 858,771.64 - Step 4: Simplify right side
1,286,525.62x = 1,655,155,763,370.39 - Step 5: Solve for x
x = 1,655,155,763,370.39/1,286,525.62 - Step 6: Final answer
x = 1,286,531.52
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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.