Finding the Fourth Proportional to 242,199.99, 334,357.07 and 187,630.74
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Solution
The fourth proportional to 242,199.99, 334,357.07 and 187,630.74 is: 259,024.22
Step by Step Solution
- Step 1: Write the proportion equation
242,199.99 : 334,357.07 = 187,630.74 : x - Step 2: Convert to fraction form
242,199.99/334,357.07 = 187,630.74/x - Step 3: Cross multiply
242,199.99x = 334,357.07 × 187,630.74 - Step 4: Simplify right side
242,199.99x = 62,735,663,530.18 - Step 5: Solve for x
x = 62,735,663,530.18/242,199.99 - Step 6: Final answer
x = 259,024.22
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.