Finding the Fourth Proportional to 673,176.36, 928,985.99 and 367,259.61
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Solution
The fourth proportional to 673,176.36, 928,985.99 and 367,259.61 is: 506,819.68
Step by Step Solution
- Step 1: Write the proportion equation
673,176.36 : 928,985.99 = 367,259.61 : x - Step 2: Convert to fraction form
673,176.36/928,985.99 = 367,259.61/x - Step 3: Cross multiply
673,176.36x = 928,985.99 × 367,259.61 - Step 4: Simplify right side
673,176.36x = 341,179,030,546.57 - Step 5: Solve for x
x = 341,179,030,546.57/673,176.36 - Step 6: Final answer
x = 506,819.68
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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.