Finding the Fourth Proportional to 4,912,582.28, 7,334,330.84 and 3,753,764.14
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Solution
The fourth proportional to 4,912,582.28, 7,334,330.84 and 3,753,764.14 is: 5,604,251.80
Step by Step Solution
- Step 1: Write the proportion equation
4,912,582.28 : 7,334,330.84 = 3,753,764.14 : x - Step 2: Convert to fraction form
4,912,582.28/7,334,330.84 = 3,753,764.14/x - Step 3: Cross multiply
4,912,582.28x = 7,334,330.84 × 3,753,764.14 - Step 4: Simplify right side
4,912,582.28x = 27,531,348,098,088.08 - Step 5: Solve for x
x = 27,531,348,098,088.08/4,912,582.28 - Step 6: Final answer
x = 5,604,251.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.