Finding the Fourth Proportional to 1,177,753.80, 1,625,308.02 and 668,464.68
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Solution
The fourth proportional to 1,177,753.80, 1,625,308.02 and 668,464.68 is: 922,485.67
Step by Step Solution
- Step 1: Write the proportion equation
1,177,753.80 : 1,625,308.02 = 668,464.68 : x - Step 2: Convert to fraction form
1,177,753.80/1,625,308.02 = 668,464.68/x - Step 3: Cross multiply
1,177,753.80x = 1,625,308.02 × 668,464.68 - Step 4: Simplify right side
1,177,753.80x = 1,086,461,005,490.73 - Step 5: Solve for x
x = 1,086,461,005,490.73/1,177,753.80 - Step 6: Final answer
x = 922,485.67
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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.