Finding the Fourth Proportional to 884,029.08, 1,219,960.26 and 481,621.08
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Solution
The fourth proportional to 884,029.08, 1,219,960.26 and 481,621.08 is: 664,637.16
Step by Step Solution
- Step 1: Write the proportion equation
884,029.08 : 1,219,960.26 = 481,621.08 : x - Step 2: Convert to fraction form
884,029.08/1,219,960.26 = 481,621.08/x - Step 3: Cross multiply
884,029.08x = 1,219,960.26 × 481,621.08 - Step 4: Simplify right side
884,029.08x = 587,558,577,978.28 - Step 5: Solve for x
x = 587,558,577,978.28/884,029.08 - Step 6: Final answer
x = 664,637.16
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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.