Finding the Fourth Proportional to 316,757.52, 474,630.84 and 232,125.48
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Solution
The fourth proportional to 316,757.52, 474,630.84 and 232,125.48 is: 347,817.82
Step by Step Solution
- Step 1: Write the proportion equation
316,757.52 : 474,630.84 = 232,125.48 : x - Step 2: Convert to fraction form
316,757.52/474,630.84 = 232,125.48/x - Step 3: Cross multiply
316,757.52x = 474,630.84 × 232,125.48 - Step 4: Simplify right side
316,757.52x = 110,173,911,557.80 - Step 5: Solve for x
x = 110,173,911,557.80/316,757.52 - Step 6: Final answer
x = 347,817.82
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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.