Finding the Fourth Proportional to 1,419,371.59, 2,129,057.19 and 783,717.06
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Solution
The fourth proportional to 1,419,371.59, 2,129,057.19 and 783,717.06 is: 1,175,575.48
Step by Step Solution
- Step 1: Write the proportion equation
1,419,371.59 : 2,129,057.19 = 783,717.06 : x - Step 2: Convert to fraction form
1,419,371.59/2,129,057.19 = 783,717.06/x - Step 3: Cross multiply
1,419,371.59x = 2,129,057.19 × 783,717.06 - Step 4: Simplify right side
1,419,371.59x = 1,668,578,441,518.66 - Step 5: Solve for x
x = 1,668,578,441,518.66/1,419,371.59 - Step 6: Final answer
x = 1,175,575.48
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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.