Finding the Fourth Proportional to 1,197,253.11, 1,652,247.96 and 680,993.74
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Solution
The fourth proportional to 1,197,253.11, 1,652,247.96 and 680,993.74 is: 939,793.35
Step by Step Solution
- Step 1: Write the proportion equation
1,197,253.11 : 1,652,247.96 = 680,993.74 : x - Step 2: Convert to fraction form
1,197,253.11/1,652,247.96 = 680,993.74/x - Step 3: Cross multiply
1,197,253.11x = 1,652,247.96 × 680,993.74 - Step 4: Simplify right side
1,197,253.11x = 1,125,170,517,199.35 - Step 5: Solve for x
x = 1,125,170,517,199.35/1,197,253.11 - Step 6: Final answer
x = 939,793.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.