Finding the Fourth Proportional to 259,251.32, 357,777.84 and 144,529.94
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Solution
The fourth proportional to 259,251.32, 357,777.84 and 144,529.94 is: 199,457.46
Step by Step Solution
- Step 1: Write the proportion equation
259,251.32 : 357,777.84 = 144,529.94 : x - Step 2: Convert to fraction form
259,251.32/357,777.84 = 144,529.94/x - Step 3: Cross multiply
259,251.32x = 357,777.84 × 144,529.94 - Step 4: Simplify right side
259,251.32x = 51,709,609,748.53 - Step 5: Solve for x
x = 51,709,609,748.53/259,251.32 - Step 6: Final answer
x = 199,457.46
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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.