Finding the Fourth Proportional to 1,461,953.44, 2,192,377.20 and 620,901.28
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Solution
The fourth proportional to 1,461,953.44, 2,192,377.20 and 620,901.28 is: 931,117.07
Step by Step Solution
- Step 1: Write the proportion equation
1,461,953.44 : 2,192,377.20 = 620,901.28 : x - Step 2: Convert to fraction form
1,461,953.44/2,192,377.20 = 620,901.28/x - Step 3: Cross multiply
1,461,953.44x = 2,192,377.20 × 620,901.28 - Step 4: Simplify right side
1,461,953.44x = 1,361,249,809,722.82 - Step 5: Solve for x
x = 1,361,249,809,722.82/1,461,953.44 - Step 6: Final answer
x = 931,117.07
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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.