Finding the Fourth Proportional to 517,527.74, 776,029.08 and 236,804.42
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Solution
The fourth proportional to 517,527.74, 776,029.08 and 236,804.42 is: 355,086.50
Step by Step Solution
- Step 1: Write the proportion equation
517,527.74 : 776,029.08 = 236,804.42 : x - Step 2: Convert to fraction form
517,527.74/776,029.08 = 236,804.42/x - Step 3: Cross multiply
517,527.74x = 776,029.08 × 236,804.42 - Step 4: Simplify right side
517,527.74x = 183,767,116,192.53 - Step 5: Solve for x
x = 183,767,116,192.53/517,527.74 - Step 6: Final answer
x = 355,086.50
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1.5x scale
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.