Finding the Fourth Proportional to 534,657.80, 802,202.70 and 235,195.40
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Solution
The fourth proportional to 534,657.80, 802,202.70 and 235,195.40 is: 352,888.12
Step by Step Solution
- Step 1: Write the proportion equation
534,657.80 : 802,202.70 = 235,195.40 : x - Step 2: Convert to fraction form
534,657.80/802,202.70 = 235,195.40/x - Step 3: Cross multiply
534,657.80x = 802,202.70 × 235,195.40 - Step 4: Simplify right side
534,657.80x = 188,674,384,907.58 - Step 5: Solve for x
x = 188,674,384,907.58/534,657.80 - Step 6: Final answer
x = 352,888.12
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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.