Finding the Fourth Proportional to 504,254.05, 695,895.25 and 283,560.79
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Solution
The fourth proportional to 504,254.05, 695,895.25 and 283,560.79 is: 391,327.76
Step by Step Solution
- Step 1: Write the proportion equation
504,254.05 : 695,895.25 = 283,560.79 : x - Step 2: Convert to fraction form
504,254.05/695,895.25 = 283,560.79/x - Step 3: Cross multiply
504,254.05x = 695,895.25 × 283,560.79 - Step 4: Simplify right side
504,254.05x = 197,328,606,847.25 - Step 5: Solve for x
x = 197,328,606,847.25/504,254.05 - Step 6: Final answer
x = 391,327.76
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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.