Finding the Fourth Proportional to 277,725.85, 383,258.55 and 162,983.99
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Solution
The fourth proportional to 277,725.85, 383,258.55 and 162,983.99 is: 224,916.07
Step by Step Solution
- Step 1: Write the proportion equation
277,725.85 : 383,258.55 = 162,983.99 : x - Step 2: Convert to fraction form
277,725.85/383,258.55 = 162,983.99/x - Step 3: Cross multiply
277,725.85x = 383,258.55 × 162,983.99 - Step 4: Simplify right side
277,725.85x = 62,465,007,680.61 - Step 5: Solve for x
x = 62,465,007,680.61/277,725.85 - Step 6: Final answer
x = 224,916.07
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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.