Finding the Fourth Proportional to 673,070.24, 928,842.86 and 367,147.98
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Solution
The fourth proportional to 673,070.24, 928,842.86 and 367,147.98 is: 506,667.45
Step by Step Solution
- Step 1: Write the proportion equation
673,070.24 : 928,842.86 = 367,147.98 : x - Step 2: Convert to fraction form
673,070.24/928,842.86 = 367,147.98/x - Step 3: Cross multiply
673,070.24x = 928,842.86 × 367,147.98 - Step 4: Simplify right side
673,070.24x = 341,022,779,786.42 - Step 5: Solve for x
x = 341,022,779,786.42/673,070.24 - Step 6: Final answer
x = 506,667.45
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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.