Finding the Fourth Proportional to 480,676.68, 720,963.08 and 160,792.26
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Solution
The fourth proportional to 480,676.68, 720,963.08 and 160,792.26 is: 241,171.02
Step by Step Solution
- Step 1: Write the proportion equation
480,676.68 : 720,963.08 = 160,792.26 : x - Step 2: Convert to fraction form
480,676.68/720,963.08 = 160,792.26/x - Step 3: Cross multiply
480,676.68x = 720,963.08 × 160,792.26 - Step 4: Simplify right side
480,676.68x = 115,925,283,009.76 - Step 5: Solve for x
x = 115,925,283,009.76/480,676.68 - Step 6: Final answer
x = 241,171.02
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1.5x scale
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.