Finding the Fourth Proportional to 607,717.23, 838,696.58 and 335,808.42
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Solution
The fourth proportional to 607,717.23, 838,696.58 and 335,808.42 is: 463,441.48
Step by Step Solution
- Step 1: Write the proportion equation
607,717.23 : 838,696.58 = 335,808.42 : x - Step 2: Convert to fraction form
607,717.23/838,696.58 = 335,808.42/x - Step 3: Cross multiply
607,717.23x = 838,696.58 × 335,808.42 - Step 4: Simplify right side
607,717.23x = 281,641,373,389.20 - Step 5: Solve for x
x = 281,641,373,389.20/607,717.23 - Step 6: Final answer
x = 463,441.48
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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.