Finding the Fourth Proportional to 1,274,592.14, 1,758,976.76 and 693,853.93
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Solution
The fourth proportional to 1,274,592.14, 1,758,976.76 and 693,853.93 is: 957,539.99
Step by Step Solution
- Step 1: Write the proportion equation
1,274,592.14 : 1,758,976.76 = 693,853.93 : x - Step 2: Convert to fraction form
1,274,592.14/1,758,976.76 = 693,853.93/x - Step 3: Cross multiply
1,274,592.14x = 1,758,976.76 × 693,853.93 - Step 4: Simplify right side
1,274,592.14x = 1,220,472,941,638.02 - Step 5: Solve for x
x = 1,220,472,941,638.02/1,274,592.14 - Step 6: Final answer
x = 957,539.99
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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.