Finding the Fourth Proportional to 531,394.15, 797,009.04 and 194,355.99
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Solution
The fourth proportional to 531,394.15, 797,009.04 and 194,355.99 is: 291,503.93
Step by Step Solution
- Step 1: Write the proportion equation
531,394.15 : 797,009.04 = 194,355.99 : x - Step 2: Convert to fraction form
531,394.15/797,009.04 = 194,355.99/x - Step 3: Cross multiply
531,394.15x = 797,009.04 × 194,355.99 - Step 4: Simplify right side
531,394.15x = 154,903,481,008.15 - Step 5: Solve for x
x = 154,903,481,008.15/531,394.15 - Step 6: Final answer
x = 291,503.93
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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.