Finding the Fourth Proportional to 364,603.80, 546,905.70 and 329,611.80
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Solution
The fourth proportional to 364,603.80, 546,905.70 and 329,611.80 is: 494,417.70
Step by Step Solution
- Step 1: Write the proportion equation
364,603.80 : 546,905.70 = 329,611.80 : x - Step 2: Convert to fraction form
364,603.80/546,905.70 = 329,611.80/x - Step 3: Cross multiply
364,603.80x = 546,905.70 × 329,611.80 - Step 4: Simplify right side
364,603.80x = 180,266,572,207.26 - Step 5: Solve for x
x = 180,266,572,207.26/364,603.80 - Step 6: Final answer
x = 494,417.70
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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.