Finding the Fourth Proportional to 293,679.99, 440,575.12 and 93,946.75
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Solution
The fourth proportional to 293,679.99, 440,575.12 and 93,946.75 is: 140,937.76
Step by Step Solution
- Step 1: Write the proportion equation
293,679.99 : 440,575.12 = 93,946.75 : x - Step 2: Convert to fraction form
293,679.99/440,575.12 = 93,946.75/x - Step 3: Cross multiply
293,679.99x = 440,575.12 × 93,946.75 - Step 4: Simplify right side
293,679.99x = 41,390,600,654.86 - Step 5: Solve for x
x = 41,390,600,654.86/293,679.99 - Step 6: Final answer
x = 140,937.76
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1.5x scale
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.