Finding the Fourth Proportional to 6,229,115.70, 9,343,673.55 and 6,229,115.70
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Solution
The fourth proportional to 6,229,115.70, 9,343,673.55 and 6,229,115.70 is: 9,343,673.55
Step by Step Solution
- Step 1: Write the proportion equation
6,229,115.70 : 9,343,673.55 = 6,229,115.70 : x - Step 2: Convert to fraction form
6,229,115.70/9,343,673.55 = 6,229,115.70/x - Step 3: Cross multiply
6,229,115.70x = 9,343,673.55 × 6,229,115.70 - Step 4: Simplify right side
6,229,115.70x = 58,202,823,605,979.74 - Step 5: Solve for x
x = 58,202,823,605,979.74/6,229,115.70 - Step 6: Final answer
x = 9,343,673.55
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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.