Finding the Fourth Proportional to 348,472.48, 481,060.95 and 233,709.20
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Solution
The fourth proportional to 348,472.48, 481,060.95 and 233,709.20 is: 322,631.99
Step by Step Solution
- Step 1: Write the proportion equation
348,472.48 : 481,060.95 = 233,709.20 : x - Step 2: Convert to fraction form
348,472.48/481,060.95 = 233,709.20/x - Step 3: Cross multiply
348,472.48x = 481,060.95 × 233,709.20 - Step 4: Simplify right side
348,472.48x = 112,428,368,955.31 - Step 5: Solve for x
x = 112,428,368,955.31/348,472.48 - Step 6: Final answer
x = 322,631.99
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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.