Finding the Fourth Proportional to 504,949.99, 696,829.95 and 275,507.14
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Solution
The fourth proportional to 504,949.99, 696,829.95 and 275,507.14 is: 380,199.29
Step by Step Solution
- Step 1: Write the proportion equation
504,949.99 : 696,829.95 = 275,507.14 : x - Step 2: Convert to fraction form
504,949.99/696,829.95 = 275,507.14/x - Step 3: Cross multiply
504,949.99x = 696,829.95 × 275,507.14 - Step 4: Simplify right side
504,949.99x = 191,981,624,848.77 - Step 5: Solve for x
x = 191,981,624,848.77/504,949.99 - Step 6: Final answer
x = 380,199.29
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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.