Finding the Fourth Proportional to 534,292.64, 737,404.80 and 304,848.80
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Solution
The fourth proportional to 534,292.64, 737,404.80 and 304,848.80 is: 420,737.54
Step by Step Solution
- Step 1: Write the proportion equation
534,292.64 : 737,404.80 = 304,848.80 : x - Step 2: Convert to fraction form
534,292.64/737,404.80 = 304,848.80/x - Step 3: Cross multiply
534,292.64x = 737,404.80 × 304,848.80 - Step 4: Simplify right side
534,292.64x = 224,796,968,394.24 - Step 5: Solve for x
x = 224,796,968,394.24/534,292.64 - Step 6: Final answer
x = 420,737.54
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.