Finding the Fourth Proportional to 364,437.70, 546,656.55 and 271,125.70
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Solution
The fourth proportional to 364,437.70, 546,656.55 and 271,125.70 is: 406,688.55
Step by Step Solution
- Step 1: Write the proportion equation
364,437.70 : 546,656.55 = 271,125.70 : x - Step 2: Convert to fraction form
364,437.70/546,656.55 = 271,125.70/x - Step 3: Cross multiply
364,437.70x = 546,656.55 × 271,125.70 - Step 4: Simplify right side
364,437.70x = 148,212,639,778.34 - Step 5: Solve for x
x = 148,212,639,778.34/364,437.70 - Step 6: Final answer
x = 406,688.55
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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.