Finding the Fourth Proportional to 1,683,454.05, 2,526,187.19 and 618,603.75
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Solution
The fourth proportional to 1,683,454.05, 2,526,187.19 and 618,603.75 is: 928,275.33
Step by Step Solution
- Step 1: Write the proportion equation
1,683,454.05 : 2,526,187.19 = 618,603.75 : x - Step 2: Convert to fraction form
1,683,454.05/2,526,187.19 = 618,603.75/x - Step 3: Cross multiply
1,683,454.05x = 2,526,187.19 × 618,603.75 - Step 4: Simplify right side
1,683,454.05x = 1,562,708,865,842.94 - Step 5: Solve for x
x = 1,562,708,865,842.94/1,683,454.05 - Step 6: Final answer
x = 928,275.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.