Finding the Fourth Proportional to 6,679,502.56, 9,217,716.88 and 3,623,716
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Solution
The fourth proportional to 6,679,502.56, 9,217,716.88 and 3,623,716 is: 5,000,729.90
Step by Step Solution
- Step 1: Write the proportion equation
6,679,502.56 : 9,217,716.88 = 3,623,716 : x - Step 2: Convert to fraction form
6,679,502.56/9,217,716.88 = 3,623,716/x - Step 3: Cross multiply
6,679,502.56x = 9,217,716.88 × 3,623,716 - Step 4: Simplify right side
6,679,502.56x = 33,402,388,141,526.08 - Step 5: Solve for x
x = 33,402,388,141,526.08/6,679,502.56 - Step 6: Final answer
x = 5,000,729.90
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1.5x scale
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.