Finding the Fourth Proportional to 484,459.75, 726,201.12 and 304,673.65
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Solution
The fourth proportional to 484,459.75, 726,201.12 and 304,673.65 is: 456,703.26
Step by Step Solution
- Step 1: Write the proportion equation
484,459.75 : 726,201.12 = 304,673.65 : x - Step 2: Convert to fraction form
484,459.75/726,201.12 = 304,673.65/x - Step 3: Cross multiply
484,459.75x = 726,201.12 × 304,673.65 - Step 4: Simplify right side
484,459.75x = 221,254,345,864.49 - Step 5: Solve for x
x = 221,254,345,864.49/484,459.75 - Step 6: Final answer
x = 456,703.26
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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.