Finding the Fourth Proportional to 1,768,245.60, 2,650,138.14 and 756,171.12
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Solution
The fourth proportional to 1,768,245.60, 2,650,138.14 and 756,171.12 is: 1,133,302.93
Step by Step Solution
- Step 1: Write the proportion equation
1,768,245.60 : 2,650,138.14 = 756,171.12 : x - Step 2: Convert to fraction form
1,768,245.60/2,650,138.14 = 756,171.12/x - Step 3: Cross multiply
1,768,245.60x = 2,650,138.14 × 756,171.12 - Step 4: Simplify right side
1,768,245.60x = 2,003,957,925,478.52 - Step 5: Solve for x
x = 2,003,957,925,478.52/1,768,245.60 - Step 6: Final answer
x = 1,133,302.93
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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.