Finding the Fourth Proportional to 1,073,347.19, 1,481,359.54 and 692,481.91
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Solution
The fourth proportional to 1,073,347.19, 1,481,359.54 and 692,481.91 is: 955,715.62
Step by Step Solution
- Step 1: Write the proportion equation
1,073,347.19 : 1,481,359.54 = 692,481.91 : x - Step 2: Convert to fraction form
1,073,347.19/1,481,359.54 = 692,481.91/x - Step 3: Cross multiply
1,073,347.19x = 1,481,359.54 × 692,481.91 - Step 4: Simplify right side
1,073,347.19x = 1,025,814,680,193.51 - Step 5: Solve for x
x = 1,025,814,680,193.51/1,073,347.19 - Step 6: Final answer
x = 955,715.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.