Finding the Fourth Proportional to 255,262.03, 382,893.14 and 114,856.63
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Solution
The fourth proportional to 255,262.03, 382,893.14 and 114,856.63 is: 172,284.99
Step by Step Solution
- Step 1: Write the proportion equation
255,262.03 : 382,893.14 = 114,856.63 : x - Step 2: Convert to fraction form
255,262.03/382,893.14 = 114,856.63/x - Step 3: Cross multiply
255,262.03x = 382,893.14 × 114,856.63 - Step 4: Simplify right side
255,262.03x = 43,977,815,136.24 - Step 5: Solve for x
x = 43,977,815,136.24/255,262.03 - Step 6: Final answer
x = 172,284.99
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1.5x scale
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.