Finding the Fourth Proportional to 653,567.11, 902,007.18 and 367,087.19
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Solution
The fourth proportional to 653,567.11, 902,007.18 and 367,087.19 is: 506,627.82
Step by Step Solution
- Step 1: Write the proportion equation
653,567.11 : 902,007.18 = 367,087.19 : x - Step 2: Convert to fraction form
653,567.11/902,007.18 = 367,087.19/x - Step 3: Cross multiply
653,567.11x = 902,007.18 × 367,087.19 - Step 4: Simplify right side
653,567.11x = 331,115,281,066.02 - Step 5: Solve for x
x = 331,115,281,066.02/653,567.11 - Step 6: Final answer
x = 506,627.82
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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.