Finding the Fourth Proportional to 392,263.68, 588,644.16 and 167,625.68
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Solution
The fourth proportional to 392,263.68, 588,644.16 and 167,625.68 is: 251,544.77
Step by Step Solution
- Step 1: Write the proportion equation
392,263.68 : 588,644.16 = 167,625.68 : x - Step 2: Convert to fraction form
392,263.68/588,644.16 = 167,625.68/x - Step 3: Cross multiply
392,263.68x = 588,644.16 × 167,625.68 - Step 4: Simplify right side
392,263.68x = 98,671,877,598.03 - Step 5: Solve for x
x = 98,671,877,598.03/392,263.68 - Step 6: Final answer
x = 251,544.77
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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.