Finding the Fourth Proportional to 1,276,330.41, 1,761,336.26 and 695,553.70
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Solution
The fourth proportional to 1,276,330.41, 1,761,336.26 and 695,553.70 is: 959,864.27
Step by Step Solution
- Step 1: Write the proportion equation
1,276,330.41 : 1,761,336.26 = 695,553.70 : x - Step 2: Convert to fraction form
1,276,330.41/1,761,336.26 = 695,553.70/x - Step 3: Cross multiply
1,276,330.41x = 1,761,336.26 × 695,553.70 - Step 4: Simplify right side
1,276,330.41x = 1,225,103,952,587.16 - Step 5: Solve for x
x = 1,225,103,952,587.16/1,276,330.41 - Step 6: Final answer
x = 959,864.27
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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.