Finding the Fourth Proportional to 1,141,998.64, 1,711,129.20 and 691,353.61
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Solution
The fourth proportional to 1,141,998.64, 1,711,129.20 and 691,353.61 is: 1,035,899.09
Step by Step Solution
- Step 1: Write the proportion equation
1,141,998.64 : 1,711,129.20 = 691,353.61 : x - Step 2: Convert to fraction form
1,141,998.64/1,711,129.20 = 691,353.61/x - Step 3: Cross multiply
1,141,998.64x = 1,711,129.20 × 691,353.61 - Step 4: Simplify right side
1,141,998.64x = 1,182,995,349,596.41 - Step 5: Solve for x
x = 1,182,995,349,596.41/1,141,998.64 - Step 6: Final answer
x = 1,035,899.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.