Finding the Fourth Proportional to 1,617,884.80, 2,233,125.12 and 939,040
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Solution
The fourth proportional to 1,617,884.80, 2,233,125.12 and 939,040 is: 1,296,132.96
Step by Step Solution
- Step 1: Write the proportion equation
1,617,884.80 : 2,233,125.12 = 939,040 : x - Step 2: Convert to fraction form
1,617,884.80/2,233,125.12 = 939,040/x - Step 3: Cross multiply
1,617,884.80x = 2,233,125.12 × 939,040 - Step 4: Simplify right side
1,617,884.80x = 2,096,993,812,684.80 - Step 5: Solve for x
x = 2,096,993,812,684.80/1,617,884.80 - Step 6: Final answer
x = 1,296,132.96
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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.