Finding the Fourth Proportional to 361,037.76, 541,867.68 and 174,206.40
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Solution
The fourth proportional to 361,037.76, 541,867.68 and 174,206.40 is: 261,459.68
Step by Step Solution
- Step 1: Write the proportion equation
361,037.76 : 541,867.68 = 174,206.40 : x - Step 2: Convert to fraction form
361,037.76/541,867.68 = 174,206.40/x - Step 3: Cross multiply
361,037.76x = 541,867.68 × 174,206.40 - Step 4: Simplify right side
361,037.76x = 94,396,817,809.15 - Step 5: Solve for x
x = 94,396,817,809.15/361,037.76 - Step 6: Final answer
x = 261,459.68
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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.