Finding the Fourth Proportional to 297,833.68, 446,971.99 and 120,342.23
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Solution
The fourth proportional to 297,833.68, 446,971.99 and 120,342.23 is: 180,602.83
Step by Step Solution
- Step 1: Write the proportion equation
297,833.68 : 446,971.99 = 120,342.23 : x - Step 2: Convert to fraction form
297,833.68/446,971.99 = 120,342.23/x - Step 3: Cross multiply
297,833.68x = 446,971.99 × 120,342.23 - Step 4: Simplify right side
297,833.68x = 53,789,606,024.14 - Step 5: Solve for x
x = 53,789,606,024.14/297,833.68 - Step 6: Final answer
x = 180,602.83
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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.