Finding the Fourth Proportional to 592,625.20, 888,937.80 and 435,161.20
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Solution
The fourth proportional to 592,625.20, 888,937.80 and 435,161.20 is: 652,741.80
Step by Step Solution
- Step 1: Write the proportion equation
592,625.20 : 888,937.80 = 435,161.20 : x - Step 2: Convert to fraction form
592,625.20/888,937.80 = 435,161.20/x - Step 3: Cross multiply
592,625.20x = 888,937.80 × 435,161.20 - Step 4: Simplify right side
592,625.20x = 386,831,239,773.36 - Step 5: Solve for x
x = 386,831,239,773.36/592,625.20 - Step 6: Final answer
x = 652,741.80
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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.