Finding the Fourth Proportional to 481,248.36, 721,466.64 and 303,363.36
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Solution
The fourth proportional to 481,248.36, 721,466.64 and 303,363.36 is: 454,789.17
Step by Step Solution
- Step 1: Write the proportion equation
481,248.36 : 721,466.64 = 303,363.36 : x - Step 2: Convert to fraction form
481,248.36/721,466.64 = 303,363.36/x - Step 3: Cross multiply
481,248.36x = 721,466.64 × 303,363.36 - Step 4: Simplify right side
481,248.36x = 218,866,544,038.31 - Step 5: Solve for x
x = 218,866,544,038.31/481,248.36 - Step 6: Final answer
x = 454,789.17
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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.