Finding the Fourth Proportional to 602,193.80, 903,412.20 and 175,728.80
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Solution
The fourth proportional to 602,193.80, 903,412.20 and 175,728.80 is: 263,628.66
Step by Step Solution
- Step 1: Write the proportion equation
602,193.80 : 903,412.20 = 175,728.80 : x - Step 2: Convert to fraction form
602,193.80/903,412.20 = 175,728.80/x - Step 3: Cross multiply
602,193.80x = 903,412.20 × 175,728.80 - Step 4: Simplify right side
602,193.80x = 158,755,541,811.36 - Step 5: Solve for x
x = 158,755,541,811.36/602,193.80 - Step 6: Final answer
x = 263,628.66
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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.