Finding the Fourth Proportional to 433,803.39, 598,671.59 and 272,598.81
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Solution
The fourth proportional to 433,803.39, 598,671.59 and 272,598.81 is: 376,200.75
Step by Step Solution
- Step 1: Write the proportion equation
433,803.39 : 598,671.59 = 272,598.81 : x - Step 2: Convert to fraction form
433,803.39/598,671.59 = 272,598.81/x - Step 3: Cross multiply
433,803.39x = 598,671.59 × 272,598.81 - Step 4: Simplify right side
433,803.39x = 163,197,161,651.81 - Step 5: Solve for x
x = 163,197,161,651.81/433,803.39 - Step 6: Final answer
x = 376,200.75
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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.