Finding the Fourth Proportional to 316,231.42, 473,587.05 and 180,885.19
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Solution
The fourth proportional to 316,231.42, 473,587.05 and 180,885.19 is: 270,893.02
Step by Step Solution
- Step 1: Write the proportion equation
316,231.42 : 473,587.05 = 180,885.19 : x - Step 2: Convert to fraction form
316,231.42/473,587.05 = 180,885.19/x - Step 3: Cross multiply
316,231.42x = 473,587.05 × 180,885.19 - Step 4: Simplify right side
316,231.42x = 85,664,883,520.79 - Step 5: Solve for x
x = 85,664,883,520.79/316,231.42 - Step 6: Final answer
x = 270,893.02
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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.