Finding the Fourth Proportional to 2,367,743.40, 3,551,615.10 and 684,901.80
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Solution
The fourth proportional to 2,367,743.40, 3,551,615.10 and 684,901.80 is: 1,027,352.70
Step by Step Solution
- Step 1: Write the proportion equation
2,367,743.40 : 3,551,615.10 = 684,901.80 : x - Step 2: Convert to fraction form
2,367,743.40/3,551,615.10 = 684,901.80/x - Step 3: Cross multiply
2,367,743.40x = 3,551,615.10 × 684,901.80 - Step 4: Simplify right side
2,367,743.40x = 2,432,507,574,897.18 - Step 5: Solve for x
x = 2,432,507,574,897.18/2,367,743.40 - Step 6: Final answer
x = 1,027,352.70
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1.5x scale
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.