Finding the Fourth Proportional to 464,059.08, 640,402.74 and 262,855.08
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Solution
The fourth proportional to 464,059.08, 640,402.74 and 262,855.08 is: 362,740.70
Step by Step Solution
- Step 1: Write the proportion equation
464,059.08 : 640,402.74 = 262,855.08 : x - Step 2: Convert to fraction form
464,059.08/640,402.74 = 262,855.08/x - Step 3: Cross multiply
464,059.08x = 640,402.74 × 262,855.08 - Step 4: Simplify right side
464,059.08x = 168,333,113,454.92 - Step 5: Solve for x
x = 168,333,113,454.92/464,059.08 - Step 6: Final answer
x = 362,740.70
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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.