Finding the Fourth Proportional to 1,920,194.48, 2,880,699.96 and 657,683.12
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Solution
The fourth proportional to 1,920,194.48, 2,880,699.96 and 657,683.12 is: 986,664.51
Step by Step Solution
- Step 1: Write the proportion equation
1,920,194.48 : 2,880,699.96 = 657,683.12 : x - Step 2: Convert to fraction form
1,920,194.48/2,880,699.96 = 657,683.12/x - Step 3: Cross multiply
1,920,194.48x = 2,880,699.96 × 657,683.12 - Step 4: Simplify right side
1,920,194.48x = 1,894,587,737,476.68 - Step 5: Solve for x
x = 1,894,587,737,476.68/1,920,194.48 - Step 6: Final answer
x = 986,664.51
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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.