Finding the Fourth Proportional to 425,955.50, 587,818.58 and 234,968.84
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Solution
The fourth proportional to 425,955.50, 587,818.58 and 234,968.84 is: 324,256.99
Step by Step Solution
- Step 1: Write the proportion equation
425,955.50 : 587,818.58 = 234,968.84 : x - Step 2: Convert to fraction form
425,955.50/587,818.58 = 234,968.84/x - Step 3: Cross multiply
425,955.50x = 587,818.58 × 234,968.84 - Step 4: Simplify right side
425,955.50x = 138,119,049,873.05 - Step 5: Solve for x
x = 138,119,049,873.05/425,955.50 - Step 6: Final answer
x = 324,256.99
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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.