Finding the Fourth Proportional to 473,037.44, 709,649.63 and 173,520.80
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Solution
The fourth proportional to 473,037.44, 709,649.63 and 173,520.80 is: 260,315.49
Step by Step Solution
- Step 1: Write the proportion equation
473,037.44 : 709,649.63 = 173,520.80 : x - Step 2: Convert to fraction form
473,037.44/709,649.63 = 173,520.80/x - Step 3: Cross multiply
473,037.44x = 709,649.63 × 173,520.80 - Step 4: Simplify right side
473,037.44x = 123,138,971,517.30 - Step 5: Solve for x
x = 123,138,971,517.30/473,037.44 - Step 6: Final answer
x = 260,315.49
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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.