Finding the Fourth Proportional to 488,043.93, 732,044.33 and 133,057.99
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Solution
The fourth proportional to 488,043.93, 732,044.33 and 133,057.99 is: 199,581.11
Step by Step Solution
- Step 1: Write the proportion equation
488,043.93 : 732,044.33 = 133,057.99 : x - Step 2: Convert to fraction form
488,043.93/732,044.33 = 133,057.99/x - Step 3: Cross multiply
488,043.93x = 732,044.33 × 133,057.99 - Step 4: Simplify right side
488,043.93x = 97,404,348,637.88 - Step 5: Solve for x
x = 97,404,348,637.88/488,043.93 - Step 6: Final answer
x = 199,581.11
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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.