Finding the Fourth Proportional to 1,219,809.20, 1,683,346.57 and 675,954
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Solution
The fourth proportional to 1,219,809.20, 1,683,346.57 and 675,954 is: 932,821.99
Step by Step Solution
- Step 1: Write the proportion equation
1,219,809.20 : 1,683,346.57 = 675,954 : x - Step 2: Convert to fraction form
1,219,809.20/1,683,346.57 = 675,954/x - Step 3: Cross multiply
1,219,809.20x = 1,683,346.57 × 675,954 - Step 4: Simplify right side
1,219,809.20x = 1,137,864,845,687.90 - Step 5: Solve for x
x = 1,137,864,845,687.90/1,219,809.20 - Step 6: Final answer
x = 932,821.99
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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.