Finding the Fourth Proportional to 1,036,639.90, 1,430,073.99 and 606,653.98
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Solution
The fourth proportional to 1,036,639.90, 1,430,073.99 and 606,653.98 is: 836,896.28
Step by Step Solution
- Step 1: Write the proportion equation
1,036,639.90 : 1,430,073.99 = 606,653.98 : x - Step 2: Convert to fraction form
1,036,639.90/1,430,073.99 = 606,653.98/x - Step 3: Cross multiply
1,036,639.90x = 1,430,073.99 × 606,653.98 - Step 4: Simplify right side
1,036,639.90x = 867,560,077,727.98 - Step 5: Solve for x
x = 867,560,077,727.98/1,036,639.90 - Step 6: Final answer
x = 836,896.28
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.