Finding the Fourth Proportional to 5,573,116.70, 8,359,675.05 and 2,378,347.10
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Solution
The fourth proportional to 5,573,116.70, 8,359,675.05 and 2,378,347.10 is: 3,567,520.65
Step by Step Solution
- Step 1: Write the proportion equation
5,573,116.70 : 8,359,675.05 = 2,378,347.10 : x - Step 2: Convert to fraction form
5,573,116.70/8,359,675.05 = 2,378,347.10/x - Step 3: Cross multiply
5,573,116.70x = 8,359,675.05 × 2,378,347.10 - Step 4: Simplify right side
5,573,116.70x = 19,882,208,912,109.86 - Step 5: Solve for x
x = 19,882,208,912,109.86/5,573,116.70 - Step 6: Final answer
x = 3,567,520.65
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Double scale
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Similar ratio
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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.