Finding the Fourth Proportional to 883,900.08, 1,219,782.24 and 481,492.08
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Solution
The fourth proportional to 883,900.08, 1,219,782.24 and 481,492.08 is: 664,459.14
Step by Step Solution
- Step 1: Write the proportion equation
883,900.08 : 1,219,782.24 = 481,492.08 : x - Step 2: Convert to fraction form
883,900.08/1,219,782.24 = 481,492.08/x - Step 3: Cross multiply
883,900.08x = 1,219,782.24 × 481,492.08 - Step 4: Simplify right side
883,900.08x = 587,315,487,884.66 - Step 5: Solve for x
x = 587,315,487,884.66/883,900.08 - Step 6: Final answer
x = 664,459.14
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1.5x scale
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.