Finding the Fourth Proportional to 242,240.19, 363,378.84 and 73,774.86
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Solution
The fourth proportional to 242,240.19, 363,378.84 and 73,774.86 is: 110,667.94
Step by Step Solution
- Step 1: Write the proportion equation
242,240.19 : 363,378.84 = 73,774.86 : x - Step 2: Convert to fraction form
242,240.19/363,378.84 = 73,774.86/x - Step 3: Cross multiply
242,240.19x = 363,378.84 × 73,774.86 - Step 4: Simplify right side
242,240.19x = 26,808,223,047.96 - Step 5: Solve for x
x = 26,808,223,047.96/242,240.19 - Step 6: Final answer
x = 110,667.94
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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.