Finding the Fourth Proportional to 531,437.67, 797,020.43 and 157,373.19
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Solution
The fourth proportional to 531,437.67, 797,020.43 and 157,373.19 is: 236,019.49
Step by Step Solution
- Step 1: Write the proportion equation
531,437.67 : 797,020.43 = 157,373.19 : x - Step 2: Convert to fraction form
531,437.67/797,020.43 = 157,373.19/x - Step 3: Cross multiply
531,437.67x = 797,020.43 × 157,373.19 - Step 4: Simplify right side
531,437.67x = 125,429,646,777.41 - Step 5: Solve for x
x = 125,429,646,777.41/531,437.67 - Step 6: Final answer
x = 236,019.49
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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.