Finding the Fourth Proportional to 604,474.74, 906,516.36 and 199,575.99
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Solution
The fourth proportional to 604,474.74, 906,516.36 and 199,575.99 is: 299,299.36
Step by Step Solution
- Step 1: Write the proportion equation
604,474.74 : 906,516.36 = 199,575.99 : x - Step 2: Convert to fraction form
604,474.74/906,516.36 = 199,575.99/x - Step 3: Cross multiply
604,474.74x = 906,516.36 × 199,575.99 - Step 4: Simplify right side
604,474.74x = 180,918,899,998.20 - Step 5: Solve for x
x = 180,918,899,998.20/604,474.74 - Step 6: Final answer
x = 299,299.36
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1.5x scale
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.