Finding the Fourth Proportional to 1,232,591.96, 1,700,985.44 and 688,750.66
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Solution
The fourth proportional to 1,232,591.96, 1,700,985.44 and 688,750.66 is: 950,480.68
Step by Step Solution
- Step 1: Write the proportion equation
1,232,591.96 : 1,700,985.44 = 688,750.66 : x - Step 2: Convert to fraction form
1,232,591.96/1,700,985.44 = 688,750.66/x - Step 3: Cross multiply
1,232,591.96x = 1,700,985.44 × 688,750.66 - Step 4: Simplify right side
1,232,591.96x = 1,171,554,844,450.39 - Step 5: Solve for x
x = 1,171,554,844,450.39/1,232,591.96 - Step 6: Final answer
x = 950,480.68
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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.