Finding the Fourth Proportional to 503,017.29, 754,532.01 and 199,485.99
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Solution
The fourth proportional to 503,017.29, 754,532.01 and 199,485.99 is: 299,231.39
Step by Step Solution
- Step 1: Write the proportion equation
503,017.29 : 754,532.01 = 199,485.99 : x - Step 2: Convert to fraction form
503,017.29/754,532.01 = 199,485.99/x - Step 3: Cross multiply
503,017.29x = 754,532.01 × 199,485.99 - Step 4: Simplify right side
503,017.29x = 150,518,565,001.54 - Step 5: Solve for x
x = 150,518,565,001.54/503,017.29 - Step 6: Final answer
x = 299,231.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.