Finding the Fourth Proportional to 1,299,792.81, 1,950,647.00 and 616,682.19
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Solution
The fourth proportional to 1,299,792.81, 1,950,647.00 and 616,682.19 is: 925,477.70
Step by Step Solution
- Step 1: Write the proportion equation
1,299,792.81 : 1,950,647.00 = 616,682.19 : x - Step 2: Convert to fraction form
1,299,792.81/1,950,647.00 = 616,682.19/x - Step 3: Cross multiply
1,299,792.81x = 1,950,647.00 × 616,682.19 - Step 4: Simplify right side
1,299,792.81x = 1,202,929,260,793.52 - Step 5: Solve for x
x = 1,202,929,260,793.52/1,299,792.81 - Step 6: Final answer
x = 925,477.70
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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.