Finding the Fourth Proportional to 579,267.02, 799,104.42 and 502,678.62
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Solution
The fourth proportional to 579,267.02, 799,104.42 and 502,678.62 is: 693,449.99
Step by Step Solution
- Step 1: Write the proportion equation
579,267.02 : 799,104.42 = 502,678.62 : x - Step 2: Convert to fraction form
579,267.02/799,104.42 = 502,678.62/x - Step 3: Cross multiply
579,267.02x = 799,104.42 × 502,678.62 - Step 4: Simplify right side
579,267.02x = 401,692,707,081.50 - Step 5: Solve for x
x = 401,692,707,081.50/579,267.02 - Step 6: Final answer
x = 693,449.99
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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.