Finding the Fourth Proportional to 1,660,863.09, 2,291,991.03 and 896,916.57
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Solution
The fourth proportional to 1,660,863.09, 2,291,991.03 and 896,916.57 is: 1,237,744.85
Step by Step Solution
- Step 1: Write the proportion equation
1,660,863.09 : 2,291,991.03 = 896,916.57 : x - Step 2: Convert to fraction form
1,660,863.09/2,291,991.03 = 896,916.57/x - Step 3: Cross multiply
1,660,863.09x = 2,291,991.03 × 896,916.57 - Step 4: Simplify right side
1,660,863.09x = 2,055,724,733,098.37 - Step 5: Solve for x
x = 2,055,724,733,098.37/1,660,863.09 - Step 6: Final answer
x = 1,237,744.85
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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.