Finding the Fourth Proportional to 1,127,107.68, 1,691,215.95 and 527,965.26
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Solution
The fourth proportional to 1,127,107.68, 1,691,215.95 and 527,965.26 is: 792,207.60
Step by Step Solution
- Step 1: Write the proportion equation
1,127,107.68 : 1,691,215.95 = 527,965.26 : x - Step 2: Convert to fraction form
1,127,107.68/1,691,215.95 = 527,965.26/x - Step 3: Cross multiply
1,127,107.68x = 1,691,215.95 × 527,965.26 - Step 4: Simplify right side
1,127,107.68x = 892,903,268,757.90 - Step 5: Solve for x
x = 892,903,268,757.90/1,127,107.68 - Step 6: Final answer
x = 792,207.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.