Finding the Fourth Proportional to 504,595.01, 696,315.58 and 286,797.98
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Solution
The fourth proportional to 504,595.01, 696,315.58 and 286,797.98 is: 395,766.70
Step by Step Solution
- Step 1: Write the proportion equation
504,595.01 : 696,315.58 = 286,797.98 : x - Step 2: Convert to fraction form
504,595.01/696,315.58 = 286,797.98/x - Step 3: Cross multiply
504,595.01x = 696,315.58 × 286,797.98 - Step 4: Simplify right side
504,595.01x = 199,701,902,810.32 - Step 5: Solve for x
x = 199,701,902,810.32/504,595.01 - Step 6: Final answer
x = 395,766.70
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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.